diff --git a/polkadot/Cargo.lock b/polkadot/Cargo.lock
index 0a4e053f493a9ed920580228fd6e511d7574ef2d..cfc46f0c614a8e74e624246347884d50341a92b0 100644
--- a/polkadot/Cargo.lock
+++ b/polkadot/Cargo.lock
@@ -11,11 +11,11 @@ dependencies = [
 
 [[package]]
 name = "adder"
-version = "0.7.5"
+version = "0.7.6"
 dependencies = [
  "dlmalloc 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-parachain 0.7.5",
+ "polkadot-parachain 0.7.6",
  "sp-io 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-wasm-builder-runner 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "tiny-keccak 1.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -25,14 +25,14 @@ dependencies = [
 name = "adder-collator"
 version = "0.1.0"
 dependencies = [
- "adder 0.7.5",
+ "adder 0.7.6",
  "ctrlc 3.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "exit-future 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-collator 0.7.5",
- "polkadot-parachain 0.7.5",
- "polkadot-primitives 0.7.5",
+ "polkadot-collator 0.7.6",
+ "polkadot-parachain 0.7.6",
+ "polkadot-primitives 0.7.6",
  "sc-client 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-client-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sp-core 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -1067,7 +1067,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "fork-tree"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1075,7 +1075,7 @@ dependencies = [
 [[package]]
 name = "frame-executive"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -1089,7 +1089,7 @@ dependencies = [
 [[package]]
 name = "frame-metadata"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1100,7 +1100,7 @@ dependencies = [
 [[package]]
 name = "frame-support"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "bitmask 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "frame-metadata 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -1124,7 +1124,7 @@ dependencies = [
 [[package]]
 name = "frame-support-procedural"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support-procedural-tools 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1135,7 +1135,7 @@ dependencies = [
 [[package]]
 name = "frame-support-procedural-tools"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support-procedural-tools-derive 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "proc-macro-crate 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1147,7 +1147,7 @@ dependencies = [
 [[package]]
 name = "frame-support-procedural-tools-derive"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1157,7 +1157,7 @@ dependencies = [
 [[package]]
 name = "frame-system"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "impl-trait-for-tuples 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1174,7 +1174,7 @@ dependencies = [
 [[package]]
 name = "frame-system-rpc-runtime-api"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sp-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -1464,7 +1464,7 @@ dependencies = [
 [[package]]
 name = "grafana-data-source"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "async-std 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "chrono 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1521,7 +1521,7 @@ dependencies = [
 
 [[package]]
 name = "halt"
-version = "0.7.5"
+version = "0.7.6"
 dependencies = [
  "substrate-wasm-builder-runner 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2810,7 +2810,7 @@ dependencies = [
 [[package]]
 name = "pallet-authority-discovery"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2828,7 +2828,7 @@ dependencies = [
 [[package]]
 name = "pallet-authorship"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2845,7 +2845,7 @@ dependencies = [
 [[package]]
 name = "pallet-babe"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2866,7 +2866,7 @@ dependencies = [
 [[package]]
 name = "pallet-balances"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2880,7 +2880,7 @@ dependencies = [
 [[package]]
 name = "pallet-collective"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2896,7 +2896,7 @@ dependencies = [
 [[package]]
 name = "pallet-democracy"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2911,7 +2911,7 @@ dependencies = [
 [[package]]
 name = "pallet-elections-phragmen"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2924,7 +2924,7 @@ dependencies = [
 [[package]]
 name = "pallet-finality-tracker"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2940,7 +2940,7 @@ dependencies = [
 [[package]]
 name = "pallet-grandpa"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2958,7 +2958,7 @@ dependencies = [
 [[package]]
 name = "pallet-im-online"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2977,7 +2977,7 @@ dependencies = [
 [[package]]
 name = "pallet-indices"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2994,7 +2994,7 @@ dependencies = [
 [[package]]
 name = "pallet-membership"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3008,7 +3008,7 @@ dependencies = [
 [[package]]
 name = "pallet-nicks"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3022,7 +3022,7 @@ dependencies = [
 [[package]]
 name = "pallet-offences"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3037,7 +3037,7 @@ dependencies = [
 [[package]]
 name = "pallet-randomness-collective-flip"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3050,7 +3050,7 @@ dependencies = [
 [[package]]
 name = "pallet-session"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3069,7 +3069,7 @@ dependencies = [
 [[package]]
 name = "pallet-staking"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3089,7 +3089,7 @@ dependencies = [
 [[package]]
 name = "pallet-staking-reward-curve"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "proc-macro-crate 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3100,7 +3100,7 @@ dependencies = [
 [[package]]
 name = "pallet-timestamp"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3116,7 +3116,7 @@ dependencies = [
 [[package]]
 name = "pallet-transaction-payment"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3129,7 +3129,7 @@ dependencies = [
 [[package]]
 name = "pallet-transaction-payment-rpc"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "jsonrpc-core 14.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "jsonrpc-core-client 14.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3146,7 +3146,7 @@ dependencies = [
 [[package]]
 name = "pallet-transaction-payment-rpc-runtime-api"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3159,7 +3159,7 @@ dependencies = [
 [[package]]
 name = "pallet-treasury"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-support 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "frame-system 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3455,18 +3455,18 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "polkadot"
-version = "0.7.5"
+version = "0.7.6"
 dependencies = [
  "ctrlc 3.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-cli 0.7.5",
- "polkadot-service 0.7.5",
+ "polkadot-cli 0.7.6",
+ "polkadot-service 0.7.6",
  "vergen 3.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "polkadot-availability-store"
-version = "0.7.5"
+version = "0.7.6"
 dependencies = [
  "derive_more 0.99.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "exit-future 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3478,9 +3478,9 @@ dependencies = [
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-erasure-coding 0.7.5",
- "polkadot-primitives 0.7.5",
- "polkadot-runtime 0.7.5",
+ "polkadot-erasure-coding 0.7.6",
+ "polkadot-primitives 0.7.6",
+ "polkadot-runtime 0.7.6",
  "sc-client 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-client-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-keystore 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3495,12 +3495,12 @@ dependencies = [
 
 [[package]]
 name = "polkadot-cli"
-version = "0.7.5"
+version = "0.7.6"
 dependencies = [
  "futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-service 0.7.5",
+ "polkadot-service 0.7.6",
  "sc-cli 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "structopt 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio 0.1.22 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3508,18 +3508,18 @@ dependencies = [
 
 [[package]]
 name = "polkadot-collator"
-version = "0.7.5"
+version = "0.7.6"
 dependencies = [
  "futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures-timer 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-cli 0.7.5",
- "polkadot-network 0.7.5",
- "polkadot-primitives 0.7.5",
- "polkadot-runtime 0.7.5",
- "polkadot-service 0.7.5",
- "polkadot-validation 0.7.5",
+ "polkadot-cli 0.7.6",
+ "polkadot-network 0.7.6",
+ "polkadot-primitives 0.7.6",
+ "polkadot-runtime 0.7.6",
+ "polkadot-service 0.7.6",
+ "polkadot-validation 0.7.6",
  "sc-client 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-client-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-network 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3531,11 +3531,11 @@ dependencies = [
 
 [[package]]
 name = "polkadot-erasure-coding"
-version = "0.7.5"
+version = "0.7.6"
 dependencies = [
  "derive_more 0.15.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-primitives 0.7.5",
+ "polkadot-primitives 0.7.6",
  "reed-solomon-erasure 4.0.0 (git+https://github.com/paritytech/reed-solomon-erasure)",
  "sp-core 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sp-trie 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3543,15 +3543,15 @@ dependencies = [
 
 [[package]]
 name = "polkadot-executor"
-version = "0.7.5"
+version = "0.7.6"
 dependencies = [
- "polkadot-runtime 0.7.5",
+ "polkadot-runtime 0.7.6",
  "sc-executor 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
 ]
 
 [[package]]
 name = "polkadot-network"
-version = "0.7.5"
+version = "0.7.6"
 dependencies = [
  "arrayvec 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "exit-future 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3560,10 +3560,10 @@ dependencies = [
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-availability-store 0.7.5",
- "polkadot-erasure-coding 0.7.5",
- "polkadot-primitives 0.7.5",
- "polkadot-validation 0.7.5",
+ "polkadot-availability-store 0.7.6",
+ "polkadot-erasure-coding 0.7.6",
+ "polkadot-primitives 0.7.6",
+ "polkadot-validation 0.7.6",
  "sc-client 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-network 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sp-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3575,11 +3575,11 @@ dependencies = [
 
 [[package]]
 name = "polkadot-parachain"
-version = "0.7.5"
+version = "0.7.6"
 dependencies = [
- "adder 0.7.5",
+ "adder 0.7.6",
  "derive_more 0.14.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "halt 0.7.5",
+ "halt 0.7.6",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3594,12 +3594,12 @@ dependencies = [
 
 [[package]]
 name = "polkadot-primitives"
-version = "0.7.5"
+version = "0.7.6"
 dependencies = [
  "bitvec 0.15.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "pallet-babe 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-parachain 0.7.5",
+ "polkadot-parachain 0.7.6",
  "pretty_assertions 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sc-application-crypto 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "serde 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3614,12 +3614,12 @@ dependencies = [
 
 [[package]]
 name = "polkadot-rpc"
-version = "0.7.5"
+version = "0.7.6"
 dependencies = [
  "jsonrpc-core 14.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "pallet-transaction-payment-rpc 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
- "polkadot-primitives 0.7.5",
- "polkadot-runtime 0.7.5",
+ "polkadot-primitives 0.7.6",
+ "polkadot-runtime 0.7.6",
  "sc-client 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-rpc 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sp-runtime 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3629,7 +3629,7 @@ dependencies = [
 
 [[package]]
 name = "polkadot-runtime"
-version = "0.7.5"
+version = "0.7.6"
 dependencies = [
  "bitvec 0.15.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "frame-executive 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3662,8 +3662,8 @@ dependencies = [
  "pallet-transaction-payment-rpc-runtime-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "pallet-treasury 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-parachain 0.7.5",
- "polkadot-primitives 0.7.5",
+ "polkadot-parachain 0.7.6",
+ "polkadot-primitives 0.7.6",
  "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3693,7 +3693,7 @@ dependencies = [
 
 [[package]]
 name = "polkadot-service"
-version = "0.7.5"
+version = "0.7.6"
 dependencies = [
  "exit-future 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3705,13 +3705,13 @@ dependencies = [
  "pallet-im-online 0.1.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "pallet-staking 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "parking_lot 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-availability-store 0.7.5",
- "polkadot-executor 0.7.5",
- "polkadot-network 0.7.5",
- "polkadot-primitives 0.7.5",
- "polkadot-rpc 0.7.5",
- "polkadot-runtime 0.7.5",
- "polkadot-validation 0.7.5",
+ "polkadot-availability-store 0.7.6",
+ "polkadot-executor 0.7.6",
+ "polkadot-network 0.7.6",
+ "polkadot-primitives 0.7.6",
+ "polkadot-rpc 0.7.6",
+ "polkadot-runtime 0.7.6",
+ "polkadot-validation 0.7.6",
  "sc-authority-discovery 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-client 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-client-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3739,16 +3739,16 @@ dependencies = [
 
 [[package]]
 name = "polkadot-statement-table"
-version = "0.7.5"
+version = "0.7.6"
 dependencies = [
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-primitives 0.7.5",
+ "polkadot-primitives 0.7.6",
  "sp-core 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
 ]
 
 [[package]]
 name = "polkadot-validation"
-version = "0.7.5"
+version = "0.7.6"
 dependencies = [
  "async-std 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "bitvec 0.15.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3761,12 +3761,12 @@ dependencies = [
  "pallet-babe 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "polkadot-availability-store 0.7.5",
- "polkadot-erasure-coding 0.7.5",
- "polkadot-parachain 0.7.5",
- "polkadot-primitives 0.7.5",
- "polkadot-runtime 0.7.5",
- "polkadot-statement-table 0.7.5",
+ "polkadot-availability-store 0.7.6",
+ "polkadot-erasure-coding 0.7.6",
+ "polkadot-parachain 0.7.6",
+ "polkadot-primitives 0.7.6",
+ "polkadot-runtime 0.7.6",
+ "polkadot-statement-table 0.7.6",
  "sc-block-builder 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-client-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sc-finality-grandpa 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -4290,7 +4290,7 @@ dependencies = [
 [[package]]
 name = "sc-application-crypto"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -4302,7 +4302,7 @@ dependencies = [
 [[package]]
 name = "sc-authority-discovery"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "derive_more 0.99.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -4326,7 +4326,7 @@ dependencies = [
 [[package]]
 name = "sc-block-builder"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sp-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -4340,7 +4340,7 @@ dependencies = [
 [[package]]
 name = "sc-chain-spec"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "impl-trait-for-tuples 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "sc-chain-spec-derive 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -4355,7 +4355,7 @@ dependencies = [
 [[package]]
 name = "sc-chain-spec-derive"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "proc-macro-crate 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -4366,7 +4366,7 @@ dependencies = [
 [[package]]
 name = "sc-cli"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "ansi_term 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "app_dirs 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -4402,7 +4402,7 @@ dependencies = [
 [[package]]
 name = "sc-client"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "derive_more 0.99.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -4435,7 +4435,7 @@ dependencies = [
 [[package]]
 name = "sc-client-api"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "derive_more 0.99.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -4467,7 +4467,7 @@ dependencies = [
 [[package]]
 name = "sc-client-db"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "hash-db 0.15.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "kvdb 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -4492,7 +4492,7 @@ dependencies = [
 [[package]]
 name = "sc-consensus-babe"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "derive_more 0.99.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "fork-tree 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -4532,7 +4532,7 @@ dependencies = [
 [[package]]
 name = "sc-consensus-slots"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures-timer 2.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -4551,7 +4551,7 @@ dependencies = [
 [[package]]
 name = "sc-consensus-uncles"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "sc-client-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -4565,7 +4565,7 @@ dependencies = [
 [[package]]
 name = "sc-executor"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -4597,7 +4597,7 @@ dependencies = [
 [[package]]
 name = "sc-finality-grandpa"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -4627,7 +4627,7 @@ dependencies = [
 [[package]]
 name = "sc-keystore"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -4642,7 +4642,7 @@ dependencies = [
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -4687,7 +4687,7 @@ dependencies = [
 [[package]]
 name = "sc-offchain"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -4714,7 +4714,7 @@ dependencies = [
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -4725,7 +4725,7 @@ dependencies = [
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -4754,7 +4754,7 @@ dependencies = [
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -4776,7 +4776,7 @@ dependencies = [
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -4791,7 +4791,7 @@ dependencies = [
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -4839,7 +4839,7 @@ dependencies = [
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -4850,7 +4850,7 @@ dependencies = [
 [[package]]
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -4872,7 +4872,7 @@ dependencies = [
 [[package]]
 name = "sc-tracing"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -4888,7 +4888,7 @@ dependencies = [
 [[package]]
 name = "sc-transaction-graph"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -4903,7 +4903,7 @@ dependencies = [
 [[package]]
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -5195,7 +5195,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "sp-api"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -5209,7 +5209,7 @@ dependencies = [
 [[package]]
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -5221,7 +5221,7 @@ dependencies = [
 [[package]]
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -5234,7 +5234,7 @@ dependencies = [
 [[package]]
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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  "sc-application-crypto 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -5246,7 +5246,7 @@ dependencies = [
 [[package]]
 name = "sp-authorship"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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  "sp-inherents 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -5256,7 +5256,7 @@ dependencies = [
 [[package]]
 name = "sp-block-builder"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -5268,7 +5268,7 @@ dependencies = [
 [[package]]
 name = "sp-blockchain"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -5284,7 +5284,7 @@ dependencies = [
 [[package]]
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -5303,7 +5303,7 @@ dependencies = [
 [[package]]
 name = "sp-consensus-babe"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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  "sc-application-crypto 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -5319,7 +5319,7 @@ dependencies = [
 [[package]]
 name = "sp-core"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -5358,7 +5358,7 @@ dependencies = [
 [[package]]
 name = "sp-core-storage"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -5369,7 +5369,7 @@ dependencies = [
 [[package]]
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -5379,7 +5379,7 @@ dependencies = [
 [[package]]
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -5389,7 +5389,7 @@ dependencies = [
 [[package]]
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -5402,7 +5402,7 @@ dependencies = [
 [[package]]
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -5412,7 +5412,7 @@ dependencies = [
 [[package]]
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -5424,7 +5424,7 @@ dependencies = [
 [[package]]
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -5441,7 +5441,7 @@ dependencies = [
 [[package]]
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 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -5452,7 +5452,7 @@ dependencies = [
 [[package]]
 name = "sp-offchain"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -5461,7 +5461,7 @@ dependencies = [
 [[package]]
 name = "sp-panic-handler"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -5470,7 +5470,7 @@ dependencies = [
 [[package]]
 name = "sp-phragmen"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
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@@ -5480,7 +5480,7 @@ dependencies = [
 [[package]]
 name = "sp-rpc"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "serde 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
  "sp-core 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -5489,7 +5489,7 @@ dependencies = [
 [[package]]
 name = "sp-runtime"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "impl-trait-for-tuples 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5508,7 +5508,7 @@ dependencies = [
 [[package]]
 name = "sp-runtime-interface"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "environmental 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5523,7 +5523,7 @@ dependencies = [
 [[package]]
 name = "sp-runtime-interface-proc-macro"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "Inflector 0.11.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro-crate 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5535,7 +5535,7 @@ dependencies = [
 [[package]]
 name = "sp-serializer"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "serde 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.41 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5544,7 +5544,7 @@ dependencies = [
 [[package]]
 name = "sp-session"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "sp-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sp-runtime 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -5554,7 +5554,7 @@ dependencies = [
 [[package]]
 name = "sp-staking"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sp-runtime 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -5564,7 +5564,7 @@ dependencies = [
 [[package]]
 name = "sp-state-machine"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "hash-db 0.15.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5583,12 +5583,12 @@ dependencies = [
 [[package]]
 name = "sp-std"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 
 [[package]]
 name = "sp-timestamp"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "impl-trait-for-tuples 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5601,7 +5601,7 @@ dependencies = [
 [[package]]
 name = "sp-transaction-pool-api"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "derive_more 0.99.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5615,7 +5615,7 @@ dependencies = [
 [[package]]
 name = "sp-transaction-pool-runtime-api"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "sp-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sp-core 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -5625,7 +5625,7 @@ dependencies = [
 [[package]]
 name = "sp-trie"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "hash-db 0.15.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "memory-db 0.15.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5639,7 +5639,7 @@ dependencies = [
 [[package]]
 name = "sp-version"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "impl-serde 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-scale-codec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5651,7 +5651,7 @@ dependencies = [
 [[package]]
 name = "sp-wasm-interface"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "impl-trait-for-tuples 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "wasmi 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5755,7 +5755,7 @@ dependencies = [
 [[package]]
 name = "substrate-frame-rpc-system"
 version = "2.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#042dc459f3875d65bec412068ba1939172c5e8c2"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#6e242a5a9fcc5d5ea34386864ec064a01677efff"
 dependencies = [
  "frame-system-rpc-runtime-api 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/polkadot/Cargo.toml b/polkadot/Cargo.toml
index c5525bea5dcd8c352b24093487f72f8542d94207..3a96f4bc7764cbb7a07195fffc54198ee9bf412d 100644
--- a/polkadot/Cargo.toml
+++ b/polkadot/Cargo.toml
@@ -4,7 +4,7 @@ path = "src/main.rs"
 
 [package]
 name = "polkadot"
-version = "0.7.5"
+version = "0.7.6"
 authors = ["Parity Technologies <admin@parity.io>"]
 build = "build.rs"
 edition = "2018"
diff --git a/polkadot/availability-store/Cargo.toml b/polkadot/availability-store/Cargo.toml
index 6217d28f6f0f6bf6d46d98e05a6fcd9ad5423562..21e01375f16fb6047fee2c5cb73bf6f2c28bc9c9 100644
--- a/polkadot/availability-store/Cargo.toml
+++ b/polkadot/availability-store/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "polkadot-availability-store"
 description = "Persistent database for parachain data"
-version = "0.7.5"
+version = "0.7.6"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"
 
diff --git a/polkadot/cli/Cargo.toml b/polkadot/cli/Cargo.toml
index d3a5eea77235a113bf3e952e83569eba9e22f46e..376351f14e08ad5ee511aed2dd45ec86132a2b0b 100644
--- a/polkadot/cli/Cargo.toml
+++ b/polkadot/cli/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-cli"
-version = "0.7.5"
+version = "0.7.6"
 authors = ["Parity Technologies <admin@parity.io>"]
 description = "Polkadot node implementation in Rust."
 edition = "2018"
@@ -15,6 +15,5 @@ cli = { package = "sc-cli", git = "https://github.com/paritytech/substrate", bra
 service = { package = "polkadot-service", path = "../service" }
 
 [features]
-# default = [ "wasmtime" ]
-default = []
+default = [ "wasmtime" ]
 wasmtime = [ "cli/wasmtime" ]
diff --git a/polkadot/collator/Cargo.toml b/polkadot/collator/Cargo.toml
index 644058bfffa2d1cc00e9e526f6b4a7b6085887be..8f932e7de3bcb1116961a9060b0d73837abfe85d 100644
--- a/polkadot/collator/Cargo.toml
+++ b/polkadot/collator/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-collator"
-version = "0.7.5"
+version = "0.7.6"
 authors = ["Parity Technologies <admin@parity.io>"]
 description = "Collator node implementation"
 edition = "2018"
diff --git a/polkadot/erasure-coding/Cargo.toml b/polkadot/erasure-coding/Cargo.toml
index cee5a3290ee975a9a98143c20f5f061e04bc4562..2204fab03f9365cdd7a205949f679c926ddb6e36 100644
--- a/polkadot/erasure-coding/Cargo.toml
+++ b/polkadot/erasure-coding/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-erasure-coding"
-version = "0.7.5"
+version = "0.7.6"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"
 
diff --git a/polkadot/executor/Cargo.toml b/polkadot/executor/Cargo.toml
index 1d42768922e9371ca4bc73fc46e038be326002fe..00c21620f7e11346111a9ae008fe74eb4c517164 100644
--- a/polkadot/executor/Cargo.toml
+++ b/polkadot/executor/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-executor"
-version = "0.7.5"
+version = "0.7.6"
 authors = ["Parity Technologies <admin@parity.io>"]
 description = "Polkadot node implementation in Rust."
 edition = "2018"
diff --git a/polkadot/network/Cargo.toml b/polkadot/network/Cargo.toml
index cf2aa9db10c5b7675f48d8a74d0acfbb3432e445..4492d1146af9515a5b1988ccb2c8c4d3a9b4fb7c 100644
--- a/polkadot/network/Cargo.toml
+++ b/polkadot/network/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-network"
-version = "0.7.5"
+version = "0.7.6"
 authors = ["Parity Technologies <admin@parity.io>"]
 description = "Polkadot-specific networking protocol"
 edition = "2018"
diff --git a/polkadot/parachain/Cargo.toml b/polkadot/parachain/Cargo.toml
index 7826c237f88ab5abd843c1f66f1683ddf75c8661..9b5e24160d1600289b5260747eae0ecbb77fd7ee 100644
--- a/polkadot/parachain/Cargo.toml
+++ b/polkadot/parachain/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-parachain"
-version = "0.7.5"
+version = "0.7.6"
 authors = ["Parity Technologies <admin@parity.io>"]
 description = "Types and utilities for creating and working with parachains"
 edition = "2018"
diff --git a/polkadot/primitives/Cargo.toml b/polkadot/primitives/Cargo.toml
index 6769c8e075bac10b86b070b91fb60b4babd29014..92523fb33365a0e46a8a93410f030810326a8f9f 100644
--- a/polkadot/primitives/Cargo.toml
+++ b/polkadot/primitives/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-primitives"
-version = "0.7.5"
+version = "0.7.6"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"
 
diff --git a/polkadot/rpc/Cargo.toml b/polkadot/rpc/Cargo.toml
index 2a5ae35f90963262a9752c40f7c2f8d648632713..1a1317fc362af44b8237e96677e1e913e77f8799 100644
--- a/polkadot/rpc/Cargo.toml
+++ b/polkadot/rpc/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-rpc"
-version = "0.7.5"
+version = "0.7.6"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"
 
diff --git a/polkadot/runtime/Cargo.toml b/polkadot/runtime/Cargo.toml
index cd4e645d443096600a13c9c7efb783221b459868..4cdf0c8b3a9c86f40bcd58d78c8b00783e339295 100644
--- a/polkadot/runtime/Cargo.toml
+++ b/polkadot/runtime/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-runtime"
-version = "0.7.5"
+version = "0.7.6"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"
 build = "build.rs"
diff --git a/polkadot/service/Cargo.toml b/polkadot/service/Cargo.toml
index 92c308032f2c4dfd05bd90d756097f94f751169e..a38facd0249b7abea6a69358683a795fde35a160 100644
--- a/polkadot/service/Cargo.toml
+++ b/polkadot/service/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-service"
-version = "0.7.5"
+version = "0.7.6"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"
 
diff --git a/polkadot/service/src/chain_spec.rs b/polkadot/service/src/chain_spec.rs
index 8d6e2f4077ecdad248c731c91cd7aea857cd5335..384318d038f857ee0ffa7c44882ffb5bcbb25811 100644
--- a/polkadot/service/src/chain_spec.rs
+++ b/polkadot/service/src/chain_spec.rs
@@ -255,7 +255,7 @@ pub fn get_authority_keys_from_seed(seed: &str) -> (
 /// Helper function to create GenesisConfig for testing
 pub fn testnet_genesis(
 	initial_authorities: Vec<(AccountId, AccountId, BabeId, GrandpaId, ImOnlineId, ValidatorId, AuthorityDiscoveryId)>,
-	root_key: AccountId,
+	_root_key: AccountId,
 	endowed_accounts: Option<Vec<AccountId>>,
 ) -> GenesisConfig {
 	let endowed_accounts: Vec<AccountId> = endowed_accounts.unwrap_or_else(|| {
diff --git a/polkadot/service/src/lib.rs b/polkadot/service/src/lib.rs
index 6deca8b1fcc690a4d42c99e8f4863bab67800685..935e87f2f57abdbcabe73f398402a5faaf7ae0ee 100644
--- a/polkadot/service/src/lib.rs
+++ b/polkadot/service/src/lib.rs
@@ -169,6 +169,7 @@ pub fn new_full(config: Configuration<CustomConfiguration, GenesisConfig>)
 	let disable_grandpa = config.disable_grandpa;
 	let name = config.name.clone();
 	let authority_discovery_enabled = config.custom.authority_discovery_enabled;
+	let sentry_nodes = config.network.sentry_nodes.clone();
 
 	// sentry nodes announce themselves as authorities to the network
 	// and should run the same protocols authorities do, but it should
@@ -313,6 +314,7 @@ pub fn new_full(config: Configuration<CustomConfiguration, GenesisConfig>)
 			let authority_discovery = authority_discovery::AuthorityDiscovery::new(
 				service.client(),
 				service.network(),
+				sentry_nodes,
 				service.keystore(),
 				future03_dht_event_rx,
 			);
diff --git a/polkadot/statement-table/Cargo.toml b/polkadot/statement-table/Cargo.toml
index e89a42d95c375be43e9a0c28a77d5e404a1974a1..b1f833872c8ca2570127cec8d6e1f225db15e8ce 100644
--- a/polkadot/statement-table/Cargo.toml
+++ b/polkadot/statement-table/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-statement-table"
-version = "0.7.5"
+version = "0.7.6"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"
 
diff --git a/polkadot/test-parachains/adder/Cargo.toml b/polkadot/test-parachains/adder/Cargo.toml
index 93bd3f98a13c77ad9c53e9e90e4834c2d359bd27..effdf39dc2ea0d18d85b556128110078ce2cfb85 100644
--- a/polkadot/test-parachains/adder/Cargo.toml
+++ b/polkadot/test-parachains/adder/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "adder"
-version = "0.7.5"
+version = "0.7.6"
 authors = ["Parity Technologies <admin@parity.io>"]
 description = "Test parachain which adds to a number as its state transition"
 edition = "2018"
diff --git a/polkadot/test-parachains/halt/Cargo.toml b/polkadot/test-parachains/halt/Cargo.toml
index 95fcb2d2072baa5c4545274b316baaadfc65964f..923090d424b9e83f3c6985f0f4919c96007691c9 100644
--- a/polkadot/test-parachains/halt/Cargo.toml
+++ b/polkadot/test-parachains/halt/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "halt"
-version = "0.7.5"
+version = "0.7.6"
 authors = ["Parity Technologies <admin@parity.io>"]
 description = "Test parachain which executes forever"
 edition = "2018"
diff --git a/polkadot/validation/Cargo.toml b/polkadot/validation/Cargo.toml
index 490dea99a8f76d5cda15ef441e5c3e41963b9b06..a0e14465d254a5d478e2773225d8bf7f3d8897a0 100644
--- a/polkadot/validation/Cargo.toml
+++ b/polkadot/validation/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "polkadot-validation"
-version = "0.7.5"
+version = "0.7.6"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"