diff --git a/bridges/relays/bin-substrate/Cargo.toml b/bridges/relays/bin-substrate/Cargo.toml
index 6984cfed00c776afe644eb0ce5300f0507557cda..1fde2102e1a6161ae1b0c435466afb7f0d015f9d 100644
--- a/bridges/relays/bin-substrate/Cargo.toml
+++ b/bridges/relays/bin-substrate/Cargo.toml
@@ -69,5 +69,5 @@ xcm = { git = "https://github.com/paritytech/polkadot", branch = "master", defau
 bp-test-utils = { path = "../../primitives/test-utils" }
 hex-literal = "0.3"
 sp-keyring = { git = "https://github.com/paritytech/substrate", branch = "master" }
-tempfile = "3.4"
+tempfile = "3.5"
 finality-grandpa = { version = "0.16.2" }