diff --git a/bridges/bin/millau/runtime/src/lib.rs b/bridges/bin/millau/runtime/src/lib.rs
index 8dc9fea6283a4f07f58a951a0a1d67f3deb31e71..24c379ffb20948e7b54939be74da6bb69be93b5a 100644
--- a/bridges/bin/millau/runtime/src/lib.rs
+++ b/bridges/bin/millau/runtime/src/lib.rs
@@ -317,6 +317,8 @@ parameter_types! {
 
 impl pallet_message_lane::Config for Runtime {
 	type Event = Event;
+	// TODO: https://github.com/paritytech/parity-bridges-common/issues/390
+	type WeightInfo = pallet_message_lane::weights::RialtoWeight<Runtime>;
 	type MaxMessagesToPruneAtOnce = MaxMessagesToPruneAtOnce;
 	type MaxUnrewardedRelayerEntriesAtInboundLane = MaxUnrewardedRelayerEntriesAtInboundLane;
 	type MaxUnconfirmedMessagesAtInboundLane = MaxUnconfirmedMessagesAtInboundLane;
diff --git a/bridges/bin/rialto/runtime/src/lib.rs b/bridges/bin/rialto/runtime/src/lib.rs
index 31c08aba223bd85f11ee382808e0e619ff1a5bb4..89e9aea484957258b376d7a493137fb32f8c0274 100644
--- a/bridges/bin/rialto/runtime/src/lib.rs
+++ b/bridges/bin/rialto/runtime/src/lib.rs
@@ -425,6 +425,7 @@ parameter_types! {
 pub(crate) type WithMillauMessageLaneInstance = pallet_message_lane::DefaultInstance;
 impl pallet_message_lane::Config for Runtime {
 	type Event = Event;
+	type WeightInfo = pallet_message_lane::weights::RialtoWeight<Runtime>;
 	type MaxMessagesToPruneAtOnce = MaxMessagesToPruneAtOnce;
 	type MaxUnrewardedRelayerEntriesAtInboundLane = MaxUnrewardedRelayerEntriesAtInboundLane;
 	type MaxUnconfirmedMessagesAtInboundLane = MaxUnconfirmedMessagesAtInboundLane;
diff --git a/bridges/modules/message-lane/src/lib.rs b/bridges/modules/message-lane/src/lib.rs
index 267ad334398f2ef5108ac98d6bdf240e15449cd2..c93218cc809630aad1613b7796589705fe16398b 100644
--- a/bridges/modules/message-lane/src/lib.rs
+++ b/bridges/modules/message-lane/src/lib.rs
@@ -31,6 +31,7 @@
 
 use crate::inbound_lane::{InboundLane, InboundLaneStorage};
 use crate::outbound_lane::{OutboundLane, OutboundLaneStorage};
+use crate::weights::WeightInfo;
 
 use bp_message_lane::{
 	source_chain::{LaneMessageVerifier, MessageDeliveryAndDispatchPayment, TargetHeaderChain},
@@ -54,6 +55,7 @@ mod inbound_lane;
 mod outbound_lane;
 
 pub mod instant_payments;
+pub mod weights;
 
 #[cfg(feature = "runtime-benchmarks")]
 pub mod benchmarking;
@@ -75,6 +77,8 @@ pub trait Config<I = DefaultInstance>: frame_system::Config {
 
 	/// They overarching event type.
 	type Event: From<Event<Self, I>> + Into<<Self as frame_system::Config>::Event>;
+	/// Benchmarks results from runtime we're plugged into.
+	type WeightInfo: WeightInfo;
 	/// Maximal number of messages that may be pruned during maintenance. Maintenance occurs
 	/// whenever new message is sent. The reason is that if you want to use lane, you should
 	/// be ready to pay for its maintenance.
diff --git a/bridges/modules/message-lane/src/mock.rs b/bridges/modules/message-lane/src/mock.rs
index 8250b955be2db82d3fdb423fbdcdf76e8dfaa054..59ca1ab0b769cc583c69ac57e6d42f0f739cee74 100644
--- a/bridges/modules/message-lane/src/mock.rs
+++ b/bridges/modules/message-lane/src/mock.rs
@@ -101,6 +101,7 @@ parameter_types! {
 
 impl Config for TestRuntime {
 	type Event = TestEvent;
+	type WeightInfo = ();
 	type MaxMessagesToPruneAtOnce = MaxMessagesToPruneAtOnce;
 	type MaxUnrewardedRelayerEntriesAtInboundLane = MaxUnrewardedRelayerEntriesAtInboundLane;
 	type MaxUnconfirmedMessagesAtInboundLane = MaxUnconfirmedMessagesAtInboundLane;
diff --git a/bridges/modules/message-lane/src/weights.rs b/bridges/modules/message-lane/src/weights.rs
new file mode 100644
index 0000000000000000000000000000000000000000..d819e5d574433819c25e44401ae9e18e6cb2bc90
--- /dev/null
+++ b/bridges/modules/message-lane/src/weights.rs
@@ -0,0 +1,195 @@
+// Copyright 2019-2020 Parity Technologies (UK) Ltd.
+// This file is part of Parity Bridges Common.
+
+// Parity Bridges Common is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Parity Bridges Common is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Parity Bridges Common.  If not, see <http://www.gnu.org/licenses/>.
+
+//! Autogenerated weights for pallet_message_lane
+//!
+//! THIS FILE WAS AUTO-GENERATED USING THE SUBSTRATE BENCHMARK CLI VERSION 2.0.0
+//! DATE: 2020-12-22, STEPS: [50, ], REPEAT: 20
+//! LOW RANGE: [], HIGH RANGE: []
+//! EXECUTION: Some(Wasm), WASM-EXECUTION: Compiled
+//! CHAIN: Some("local"), DB CACHE: 128
+
+// Executed Command:
+// target/release/rialto-bridge-node
+// benchmark
+// --chain=local
+// --steps=50
+// --repeat=20
+// --pallet=pallet_message_lane
+// --extrinsic=*
+// --execution=wasm
+// --wasm-execution=Compiled
+// --heap-pages=4096
+// --output=./modules/message-lane/src/weights.rs
+// --template=./.maintain/rialto-weight-template.hbs
+
+#![allow(clippy::all)]
+#![allow(unused_parens)]
+#![allow(unused_imports)]
+
+use frame_support::{
+	traits::Get,
+	weights::{constants::RocksDbWeight, Weight},
+};
+use sp_std::marker::PhantomData;
+
+/// Weight functions needed for pallet_message_lane.
+pub trait WeightInfo {
+	fn send_message_worst_case() -> Weight;
+	fn receive_single_message_proof() -> Weight;
+	fn receive_two_messages_proof() -> Weight;
+	fn receive_single_message_proof_with_outbound_lane_state() -> Weight;
+	fn receive_delivery_proof_for_single_message() -> Weight;
+	fn receive_delivery_proof_for_two_messages_by_single_relayer() -> Weight;
+	fn receive_delivery_proof_for_two_messages_by_two_relayers() -> Weight;
+	fn receive_multiple_messages_proof(i: u32) -> Weight;
+	fn receive_multiple_messages_proof_with_outbound_lane_state(i: u32) -> Weight;
+	fn receive_delivery_proof_for_multiple_messages_by_single_relayer(i: u32) -> Weight;
+	fn receive_delivery_proof_for_multiple_messages_by_multiple_relayers(i: u32) -> Weight;
+}
+
+/// Weights for pallet_message_lane using the Rialto node and recommended hardware.
+pub struct RialtoWeight<T>(PhantomData<T>);
+impl<T: frame_system::Config> WeightInfo for RialtoWeight<T> {
+	fn send_message_worst_case() -> Weight {
+		(4_289_189_000 as Weight)
+			.saturating_add(T::DbWeight::get().reads(4 as Weight))
+			.saturating_add(T::DbWeight::get().writes(12 as Weight))
+	}
+	fn receive_single_message_proof() -> Weight {
+		(186_909_000 as Weight)
+			.saturating_add(T::DbWeight::get().reads(3 as Weight))
+			.saturating_add(T::DbWeight::get().writes(1 as Weight))
+	}
+	fn receive_two_messages_proof() -> Weight {
+		(339_281_000 as Weight)
+			.saturating_add(T::DbWeight::get().reads(3 as Weight))
+			.saturating_add(T::DbWeight::get().writes(1 as Weight))
+	}
+	fn receive_single_message_proof_with_outbound_lane_state() -> Weight {
+		(215_607_000 as Weight)
+			.saturating_add(T::DbWeight::get().reads(3 as Weight))
+			.saturating_add(T::DbWeight::get().writes(1 as Weight))
+	}
+	fn receive_delivery_proof_for_single_message() -> Weight {
+		(202_085_000 as Weight)
+			.saturating_add(T::DbWeight::get().reads(6 as Weight))
+			.saturating_add(T::DbWeight::get().writes(3 as Weight))
+	}
+	fn receive_delivery_proof_for_two_messages_by_single_relayer() -> Weight {
+		(213_142_000 as Weight)
+			.saturating_add(T::DbWeight::get().reads(7 as Weight))
+			.saturating_add(T::DbWeight::get().writes(3 as Weight))
+	}
+	fn receive_delivery_proof_for_two_messages_by_two_relayers() -> Weight {
+		(300_159_000 as Weight)
+			.saturating_add(T::DbWeight::get().reads(8 as Weight))
+			.saturating_add(T::DbWeight::get().writes(4 as Weight))
+	}
+	fn receive_multiple_messages_proof(i: u32) -> Weight {
+		(0 as Weight)
+			.saturating_add((150_558_000 as Weight).saturating_mul(i as Weight))
+			.saturating_add(T::DbWeight::get().reads(3 as Weight))
+			.saturating_add(T::DbWeight::get().writes(1 as Weight))
+	}
+	fn receive_multiple_messages_proof_with_outbound_lane_state(i: u32) -> Weight {
+		(0 as Weight)
+			.saturating_add((204_949_000 as Weight).saturating_mul(i as Weight))
+			.saturating_add(T::DbWeight::get().reads(3 as Weight))
+			.saturating_add(T::DbWeight::get().writes(1 as Weight))
+	}
+	fn receive_delivery_proof_for_multiple_messages_by_single_relayer(i: u32) -> Weight {
+		(79_087_000 as Weight)
+			.saturating_add((12_889_000 as Weight).saturating_mul(i as Weight))
+			.saturating_add(T::DbWeight::get().reads(5 as Weight))
+			.saturating_add(T::DbWeight::get().reads((1 as Weight).saturating_mul(i as Weight)))
+			.saturating_add(T::DbWeight::get().writes(3 as Weight))
+	}
+	fn receive_delivery_proof_for_multiple_messages_by_multiple_relayers(i: u32) -> Weight {
+		(131_794_000 as Weight)
+			.saturating_add((108_620_000 as Weight).saturating_mul(i as Weight))
+			.saturating_add(T::DbWeight::get().reads(4 as Weight))
+			.saturating_add(T::DbWeight::get().reads((2 as Weight).saturating_mul(i as Weight)))
+			.saturating_add(T::DbWeight::get().writes(2 as Weight))
+			.saturating_add(T::DbWeight::get().writes((1 as Weight).saturating_mul(i as Weight)))
+	}
+}
+
+// For backwards compatibility and tests
+impl WeightInfo for () {
+	fn send_message_worst_case() -> Weight {
+		(4_289_189_000 as Weight)
+			.saturating_add(RocksDbWeight::get().reads(4 as Weight))
+			.saturating_add(RocksDbWeight::get().writes(12 as Weight))
+	}
+	fn receive_single_message_proof() -> Weight {
+		(186_909_000 as Weight)
+			.saturating_add(RocksDbWeight::get().reads(3 as Weight))
+			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
+	}
+	fn receive_two_messages_proof() -> Weight {
+		(339_281_000 as Weight)
+			.saturating_add(RocksDbWeight::get().reads(3 as Weight))
+			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
+	}
+	fn receive_single_message_proof_with_outbound_lane_state() -> Weight {
+		(215_607_000 as Weight)
+			.saturating_add(RocksDbWeight::get().reads(3 as Weight))
+			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
+	}
+	fn receive_delivery_proof_for_single_message() -> Weight {
+		(202_085_000 as Weight)
+			.saturating_add(RocksDbWeight::get().reads(6 as Weight))
+			.saturating_add(RocksDbWeight::get().writes(3 as Weight))
+	}
+	fn receive_delivery_proof_for_two_messages_by_single_relayer() -> Weight {
+		(213_142_000 as Weight)
+			.saturating_add(RocksDbWeight::get().reads(7 as Weight))
+			.saturating_add(RocksDbWeight::get().writes(3 as Weight))
+	}
+	fn receive_delivery_proof_for_two_messages_by_two_relayers() -> Weight {
+		(300_159_000 as Weight)
+			.saturating_add(RocksDbWeight::get().reads(8 as Weight))
+			.saturating_add(RocksDbWeight::get().writes(4 as Weight))
+	}
+	fn receive_multiple_messages_proof(i: u32) -> Weight {
+		(0 as Weight)
+			.saturating_add((150_558_000 as Weight).saturating_mul(i as Weight))
+			.saturating_add(RocksDbWeight::get().reads(3 as Weight))
+			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
+	}
+	fn receive_multiple_messages_proof_with_outbound_lane_state(i: u32) -> Weight {
+		(0 as Weight)
+			.saturating_add((204_949_000 as Weight).saturating_mul(i as Weight))
+			.saturating_add(RocksDbWeight::get().reads(3 as Weight))
+			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
+	}
+	fn receive_delivery_proof_for_multiple_messages_by_single_relayer(i: u32) -> Weight {
+		(79_087_000 as Weight)
+			.saturating_add((12_889_000 as Weight).saturating_mul(i as Weight))
+			.saturating_add(RocksDbWeight::get().reads(5 as Weight))
+			.saturating_add(RocksDbWeight::get().reads((1 as Weight).saturating_mul(i as Weight)))
+			.saturating_add(RocksDbWeight::get().writes(3 as Weight))
+	}
+	fn receive_delivery_proof_for_multiple_messages_by_multiple_relayers(i: u32) -> Weight {
+		(131_794_000 as Weight)
+			.saturating_add((108_620_000 as Weight).saturating_mul(i as Weight))
+			.saturating_add(RocksDbWeight::get().reads(4 as Weight))
+			.saturating_add(RocksDbWeight::get().reads((2 as Weight).saturating_mul(i as Weight)))
+			.saturating_add(RocksDbWeight::get().writes(2 as Weight))
+			.saturating_add(RocksDbWeight::get().writes((1 as Weight).saturating_mul(i as Weight)))
+	}
+}