diff --git a/bridges/relays/ethereum/Cargo.toml b/bridges/relays/ethereum/Cargo.toml
index bc60e41b81..b1a45acbae 100644
--- a/bridges/relays/ethereum/Cargo.toml
+++ b/bridges/relays/ethereum/Cargo.toml
@@ -15,7 +15,7 @@ env_logger = "0.7.0"
 ethabi = "12.0"
 ethabi-contract = "11.0"
 ethabi-derive = "12.0"
-futures = "0.3.5"
+futures = "0.3.6"
 hex = "0.4"
 hex-literal = "0.3"
 log = "0.4.11"
diff --git a/bridges/relays/substrate/Cargo.toml b/bridges/relays/substrate/Cargo.toml
index ea7f37c02e..c10923dff9 100644
--- a/bridges/relays/substrate/Cargo.toml
+++ b/bridges/relays/substrate/Cargo.toml
@@ -9,7 +9,7 @@ license = "GPL-3.0-or-later WITH Classpath-exception-2.0"
 async-std = "1.6.2"
 async-trait = "0.1.41"
 codec = { package = "parity-scale-codec", version = "1.3.4" }
-futures = "0.3.5"
+futures = "0.3.6"
 log = "0.4.11"
 paste = "1.0"
 structopt = "0.3"