diff --git a/Cargo.lock b/Cargo.lock
index 981557611bca..131801fb0d5d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -12999,18 +12999,18 @@ checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 
 [[package]]
 name = "serde"
-version = "1.0.168"
+version = "1.0.171"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d614f89548720367ded108b3c843be93f3a341e22d5674ca0dd5cd57f34926af"
+checksum = "30e27d1e4fd7659406c492fd6cfaf2066ba8773de45ca75e855590f856dc34a9"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.168"
+version = "1.0.171"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d4fe589678c688e44177da4f27152ee2d190757271dc7f1d5b6b9f68d869d641"
+checksum = "389894603bd18c46fa56231694f8d827779c0951a667087194cf9de94ed24682"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/client/relay-chain-rpc-interface/Cargo.toml b/client/relay-chain-rpc-interface/Cargo.toml
index 5bd2dd7e3b2d..82e74a013abc 100644
--- a/client/relay-chain-rpc-interface/Cargo.toml
+++ b/client/relay-chain-rpc-interface/Cargo.toml
@@ -31,5 +31,5 @@ tracing = "0.1.37"
 async-trait = "0.1.71"
 url = "2.4.0"
 serde_json = "1.0.100"
-serde = "1.0.168"
+serde = "1.0.171"
 lru = "0.9.0"
diff --git a/parachain-template/node/Cargo.toml b/parachain-template/node/Cargo.toml
index c8c5a8100b87..6ff4d50c3f6e 100644
--- a/parachain-template/node/Cargo.toml
+++ b/parachain-template/node/Cargo.toml
@@ -13,7 +13,7 @@ build = "build.rs"
 clap = { version = "4.3.11", features = ["derive"] }
 log = "0.4.19"
 codec = { package = "parity-scale-codec", version = "3.0.0" }
-serde = { version = "1.0.168", features = ["derive"] }
+serde = { version = "1.0.171", features = ["derive"] }
 jsonrpsee = { version = "0.16.2", features = ["server"] }
 
 # Local
diff --git a/parachains/runtimes/bridge-hubs/bridge-hub-kusama/Cargo.toml b/parachains/runtimes/bridge-hubs/bridge-hub-kusama/Cargo.toml
index 861da85b6b50..d93683510832 100644
--- a/parachains/runtimes/bridge-hubs/bridge-hub-kusama/Cargo.toml
+++ b/parachains/runtimes/bridge-hubs/bridge-hub-kusama/Cargo.toml
@@ -13,7 +13,7 @@ codec = { package = "parity-scale-codec", version = "3.0.0", default-features =
 hex-literal = { version = "0.4.1" }
 log = { version = "0.4.19", default-features = false }
 scale-info = { version = "2.9.0", default-features = false, features = ["derive"] }
-serde = { version = "1.0.168", optional = true, features = ["derive"] }
+serde = { version = "1.0.171", optional = true, features = ["derive"] }
 smallvec = "1.11.0"
 
 # Substrate
diff --git a/parachains/runtimes/bridge-hubs/bridge-hub-polkadot/Cargo.toml b/parachains/runtimes/bridge-hubs/bridge-hub-polkadot/Cargo.toml
index 56826a1ad118..6b8d7d2bf2ac 100644
--- a/parachains/runtimes/bridge-hubs/bridge-hub-polkadot/Cargo.toml
+++ b/parachains/runtimes/bridge-hubs/bridge-hub-polkadot/Cargo.toml
@@ -13,7 +13,7 @@ codec = { package = "parity-scale-codec", version = "3.0.0", default-features =
 hex-literal = { version = "0.4.1" }
 log = { version = "0.4.19", default-features = false }
 scale-info = { version = "2.9.0", default-features = false, features = ["derive"] }
-serde = { version = "1.0.168", optional = true, features = ["derive"] }
+serde = { version = "1.0.171", optional = true, features = ["derive"] }
 smallvec = "1.11.0"
 
 # Substrate
diff --git a/parachains/runtimes/bridge-hubs/bridge-hub-rococo/Cargo.toml b/parachains/runtimes/bridge-hubs/bridge-hub-rococo/Cargo.toml
index 36620a1c6a89..4aaa9969f66d 100644
--- a/parachains/runtimes/bridge-hubs/bridge-hub-rococo/Cargo.toml
+++ b/parachains/runtimes/bridge-hubs/bridge-hub-rococo/Cargo.toml
@@ -13,7 +13,7 @@ codec = { package = "parity-scale-codec", version = "3.0.0", default-features =
 hex-literal = { version = "0.4.1" }
 log = { version = "0.4.19", default-features = false }
 scale-info = { version = "2.9.0", default-features = false, features = ["derive"] }
-serde = { version = "1.0.168", optional = true, features = ["derive"] }
+serde = { version = "1.0.171", optional = true, features = ["derive"] }
 smallvec = "1.11.0"
 
 # Substrate
diff --git a/polkadot-parachain/Cargo.toml b/polkadot-parachain/Cargo.toml
index e83a0a28881d..362fd9fbc1fe 100644
--- a/polkadot-parachain/Cargo.toml
+++ b/polkadot-parachain/Cargo.toml
@@ -17,7 +17,7 @@ codec = { package = "parity-scale-codec", version = "3.0.0" }
 futures = "0.3.28"
 hex-literal = "0.4.1"
 log = "0.4.19"
-serde = { version = "1.0.168", features = ["derive"] }
+serde = { version = "1.0.171", features = ["derive"] }
 serde_json = "1.0.100"
 
 # Local
diff --git a/test/service/Cargo.toml b/test/service/Cargo.toml
index 825406cc9bde..406e57a18b4f 100644
--- a/test/service/Cargo.toml
+++ b/test/service/Cargo.toml
@@ -15,7 +15,7 @@ codec = { package = "parity-scale-codec", version = "3.0.0" }
 criterion = { version = "0.5.1", features = [ "async_tokio" ] }
 jsonrpsee = { version = "0.16.2", features = ["server"] }
 rand = "0.8.5"
-serde = { version = "1.0.168", features = ["derive"] }
+serde = { version = "1.0.171", features = ["derive"] }
 tokio = { version = "1.29.1", features = ["macros"] }
 tracing = "0.1.37"
 url = "2.4.0"