diff --git a/bridges/bin/node/runtime/Cargo.toml b/bridges/bin/node/runtime/Cargo.toml
index f39b55625a..65b0484007 100644
--- a/bridges/bin/node/runtime/Cargo.toml
+++ b/bridges/bin/node/runtime/Cargo.toml
@@ -13,7 +13,7 @@ default-features = false
 features = ["derive"]
 
 [dependencies.serde]
-version = "1.0.106"
+version = "1.0.110"
 optional = true
 features = ["derive"]
 
diff --git a/bridges/relays/ethereum/Cargo.toml b/bridges/relays/ethereum/Cargo.toml
index 9c727db567..52a919339d 100644
--- a/bridges/relays/ethereum/Cargo.toml
+++ b/bridges/relays/ethereum/Cargo.toml
@@ -24,7 +24,7 @@ num-traits = "0.2"
 parity-crypto = { version = "0.6", features = ["publickey"] }
 parking_lot = "0.10.2"
 rustc-hex = "2.0.1"
-serde = { version = "1.0.106", features = ["derive"] }
+serde = { version = "1.0.110", features = ["derive"] }
 serde_json = "1.0.53"
 sp-bridge-eth-poa = { path = "../../primitives/ethereum-poa" }
 time = "0.2"