diff --git a/Cargo.lock b/Cargo.lock
index 214509caaf..f136e81e5b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -10336,9 +10336,9 @@ checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 
 [[package]]
 name = "serde"
-version = "1.0.139"
+version = "1.0.140"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0171ebb889e45aa68b44aee0859b3eede84c6f5f5c228e6f140c0b2a0a46cad6"
+checksum = "fc855a42c7967b7c369eb5860f7164ef1f6f81c20c7cc1141f2a604e18723b03"
 dependencies = [
  "serde_derive",
 ]
@@ -10355,9 +10355,9 @@ dependencies = [
 
 [[package]]
 name = "serde_derive"
-version = "1.0.139"
+version = "1.0.140"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dc1d3230c1de7932af58ad8ffbe1d784bd55efd5a9d84ac24f69c72d83543dfb"
+checksum = "6f2122636b9fe3b81f1cb25099fcf2d3f542cdb1d45940d56c713158884a05da"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/pallets/aura-ext/Cargo.toml b/pallets/aura-ext/Cargo.toml
index 1fa22983bc..31609ada32 100644
--- a/pallets/aura-ext/Cargo.toml
+++ b/pallets/aura-ext/Cargo.toml
@@ -8,7 +8,7 @@ description = "AURA consensus extension pallet for parachains"
 [dependencies]
 codec = { package = "parity-scale-codec", version = "3.0.0", default-features = false, features = ["derive"] }
 scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
-serde = { version = "1.0.139", optional = true, features = ["derive"] }
+serde = { version = "1.0.140", optional = true, features = ["derive"] }
 
 # Substrate
 frame-executive = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
diff --git a/pallets/collator-selection/Cargo.toml b/pallets/collator-selection/Cargo.toml
index 9981cb2cfd..91b3c400a0 100644
--- a/pallets/collator-selection/Cargo.toml
+++ b/pallets/collator-selection/Cargo.toml
@@ -17,7 +17,7 @@ log = { version = "0.4.17", default-features = false }
 codec = { default-features = false, features = ["derive"], package = "parity-scale-codec", version = "3.0.0" }
 rand = { version = "0.8.5", features = ["std_rng"], default-features = false }
 scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
-serde = { version = "1.0.139", default-features = false }
+serde = { version = "1.0.140", default-features = false }
 
 sp-std = { default-features = false, git = "https://github.com/paritytech/substrate", branch = "master" }
 sp-runtime = { default-features = false, git = "https://github.com/paritytech/substrate", branch = "master" }
diff --git a/pallets/parachain-system/Cargo.toml b/pallets/parachain-system/Cargo.toml
index d2b27567d8..d7418b24a1 100644
--- a/pallets/parachain-system/Cargo.toml
+++ b/pallets/parachain-system/Cargo.toml
@@ -11,7 +11,7 @@ environmental = { version = "1.1.2", default-features = false }
 impl-trait-for-tuples = "0.2.1"
 log = { version = "0.4.17", default-features = false }
 scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
-serde = { version = "1.0.139", optional = true, features = ["derive"] }
+serde = { version = "1.0.140", optional = true, features = ["derive"] }
 
 # Substrate
 frame-support = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
diff --git a/pallets/xcm/Cargo.toml b/pallets/xcm/Cargo.toml
index 05249426ed..dda5782846 100644
--- a/pallets/xcm/Cargo.toml
+++ b/pallets/xcm/Cargo.toml
@@ -7,7 +7,7 @@ version = "0.1.0"
 [dependencies]
 codec = { package = "parity-scale-codec", version = "3.0.0", default-features = false, features = ["derive"] }
 scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
-serde = { version = "1.0.139", optional = true, features = ["derive"] }
+serde = { version = "1.0.140", optional = true, features = ["derive"] }
 
 sp-std = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 sp-io = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
diff --git a/parachain-template/node/Cargo.toml b/parachain-template/node/Cargo.toml
index a83296ed95..aee4cb3a2c 100644
--- a/parachain-template/node/Cargo.toml
+++ b/parachain-template/node/Cargo.toml
@@ -14,7 +14,7 @@ clap = { version = "3.2.13", features = ["derive"] }
 derive_more = "0.99.2"
 log = "0.4.17"
 codec = { package = "parity-scale-codec", version = "3.0.0" }
-serde = { version = "1.0.139", features = ["derive"] }
+serde = { version = "1.0.140", features = ["derive"] }
 hex-literal = "0.3.4"
 jsonrpsee = { version = "0.14.0", features = ["server"] }
 
diff --git a/parachain-template/runtime/Cargo.toml b/parachain-template/runtime/Cargo.toml
index e248be9028..792c238e81 100644
--- a/parachain-template/runtime/Cargo.toml
+++ b/parachain-template/runtime/Cargo.toml
@@ -19,7 +19,7 @@ codec = { package = "parity-scale-codec", version = "3.0.0", default-features =
 hex-literal = { version = "0.3.4", optional = true }
 log = { version = "0.4.17", default-features = false }
 scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
-serde = { version = "1.0.139", optional = true, features = ["derive"] }
+serde = { version = "1.0.140", optional = true, features = ["derive"] }
 smallvec = "1.9.0"
 
 # Local
diff --git a/parachains/pallets/parachain-info/Cargo.toml b/parachains/pallets/parachain-info/Cargo.toml
index 24799bed36..9c44da7e74 100644
--- a/parachains/pallets/parachain-info/Cargo.toml
+++ b/parachains/pallets/parachain-info/Cargo.toml
@@ -7,7 +7,7 @@ version = "0.1.0"
 [dependencies]
 codec = { package = "parity-scale-codec", version = "3.0.0", default-features = false, features = ["derive"] }
 scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
-serde = { version = "1.0.139", optional = true, features = ["derive"] }
+serde = { version = "1.0.140", optional = true, features = ["derive"] }
 
 frame-support = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 frame-system = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
diff --git a/parachains/pallets/ping/Cargo.toml b/parachains/pallets/ping/Cargo.toml
index f2ef763b7a..960e7563e5 100644
--- a/parachains/pallets/ping/Cargo.toml
+++ b/parachains/pallets/ping/Cargo.toml
@@ -7,7 +7,7 @@ version = "0.1.0"
 [dependencies]
 codec = { package = "parity-scale-codec", version = "3.0.0", default-features = false, features = ["derive"] }
 scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
-serde = { version = "1.0.139", optional = true, features = ["derive"] }
+serde = { version = "1.0.140", optional = true, features = ["derive"] }
 
 sp-std = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
 sp-runtime = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
diff --git a/parachains/runtimes/assets/statemine/Cargo.toml b/parachains/runtimes/assets/statemine/Cargo.toml
index ebd68acffa..5f450ba3b6 100644
--- a/parachains/runtimes/assets/statemine/Cargo.toml
+++ b/parachains/runtimes/assets/statemine/Cargo.toml
@@ -10,7 +10,7 @@ codec = { package = "parity-scale-codec", version = "3.0.0", default-features =
 hex-literal = { version = "0.3.4", optional = true }
 log = { version = "0.4.17", default-features = false }
 scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
-serde = { version = "1.0.139", optional = true, features = ["derive"] }
+serde = { version = "1.0.140", optional = true, features = ["derive"] }
 smallvec = "1.9.0"
 
 # Substrate
diff --git a/parachains/runtimes/assets/statemint/Cargo.toml b/parachains/runtimes/assets/statemint/Cargo.toml
index 410d5d4067..bbbe289032 100644
--- a/parachains/runtimes/assets/statemint/Cargo.toml
+++ b/parachains/runtimes/assets/statemint/Cargo.toml
@@ -9,7 +9,7 @@ description = "Statemint parachain runtime"
 codec = { package = "parity-scale-codec", version = "3.0.0", default-features = false, features = ["derive", "max-encoded-len"] }
 hex-literal = { version = "0.3.4", optional = true }
 log = { version = "0.4.17", default-features = false }
-serde = { version = "1.0.139", optional = true, features = ["derive"] }
+serde = { version = "1.0.140", optional = true, features = ["derive"] }
 scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
 smallvec = "1.9.0"
 
diff --git a/parachains/runtimes/assets/westmint/Cargo.toml b/parachains/runtimes/assets/westmint/Cargo.toml
index 4139fad9be..06058937fd 100644
--- a/parachains/runtimes/assets/westmint/Cargo.toml
+++ b/parachains/runtimes/assets/westmint/Cargo.toml
@@ -10,7 +10,7 @@ codec = { package = "parity-scale-codec", version = "3.0.0", default-features =
 hex-literal = { version = "0.3.4", optional = true }
 log = { version = "0.4.17", default-features = false }
 scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
-serde = { version = "1.0.139", optional = true, features = ["derive"] }
+serde = { version = "1.0.140", optional = true, features = ["derive"] }
 smallvec = "1.9.0"
 
 # Substrate
diff --git a/parachains/runtimes/contracts/contracts-rococo/Cargo.toml b/parachains/runtimes/contracts/contracts-rococo/Cargo.toml
index eb5edf1392..0a1278b322 100644
--- a/parachains/runtimes/contracts/contracts-rococo/Cargo.toml
+++ b/parachains/runtimes/contracts/contracts-rococo/Cargo.toml
@@ -15,7 +15,7 @@ codec = { package = "parity-scale-codec", version = "3.0.0", default-features =
 hex-literal = { version = "0.3.4", optional = true }
 log = { version = "0.4.17", default-features = false }
 scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
-serde = { version = "1.0.139", optional = true, features = ["derive"] }
+serde = { version = "1.0.140", optional = true, features = ["derive"] }
 smallvec = "1.9.0"
 
 # Substrate
diff --git a/parachains/runtimes/starters/seedling/Cargo.toml b/parachains/runtimes/starters/seedling/Cargo.toml
index 551f36cc96..86933c6e56 100644
--- a/parachains/runtimes/starters/seedling/Cargo.toml
+++ b/parachains/runtimes/starters/seedling/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2021"
 codec = { package = "parity-scale-codec", version = "3.0.0", default-features = false, features = ["derive"] }
 log = { version = "0.4.14", default-features = false }
 scale-info = { version = "2.0.0", default-features = false, features = ["derive"] }
-serde = { version = "1.0.139", optional = true, features = ["derive"] }
+serde = { version = "1.0.140", optional = true, features = ["derive"] }
 
 # Substrate
 frame-executive = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
diff --git a/parachains/runtimes/starters/shell/Cargo.toml b/parachains/runtimes/starters/shell/Cargo.toml
index 3491c30a1c..26b319f0d0 100644
--- a/parachains/runtimes/starters/shell/Cargo.toml
+++ b/parachains/runtimes/starters/shell/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2021"
 codec = { package = "parity-scale-codec", version = "3.0.0", default-features = false, features = ["derive"] }
 log = { version = "0.4.17", default-features = false }
 scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
-serde = { version = "1.0.139", optional = true, features = ["derive"] }
+serde = { version = "1.0.140", optional = true, features = ["derive"] }
 
 # Substrate
 frame-executive = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
diff --git a/parachains/runtimes/testing/penpal/Cargo.toml b/parachains/runtimes/testing/penpal/Cargo.toml
index ca6e1d48ae..4143e07067 100644
--- a/parachains/runtimes/testing/penpal/Cargo.toml
+++ b/parachains/runtimes/testing/penpal/Cargo.toml
@@ -19,7 +19,7 @@ codec = { package = "parity-scale-codec", version = "3.0.0", default-features =
 hex-literal = { version = "0.3.4", optional = true }
 log = { version = "0.4.16", default-features = false }
 scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
-serde = { version = "1.0.139", optional = true, features = ["derive"] }
+serde = { version = "1.0.140", optional = true, features = ["derive"] }
 smallvec = "1.9.0"
 
 # Substrate
diff --git a/parachains/runtimes/testing/rococo-parachain/Cargo.toml b/parachains/runtimes/testing/rococo-parachain/Cargo.toml
index bfa8825da0..dd221d8322 100644
--- a/parachains/runtimes/testing/rococo-parachain/Cargo.toml
+++ b/parachains/runtimes/testing/rococo-parachain/Cargo.toml
@@ -9,7 +9,7 @@ description = "Simple runtime used by the rococo parachain(s)"
 codec = { package = "parity-scale-codec", version = "3.0.0", default-features = false, features = ["derive"] }
 log = { version = "0.4.17", default-features = false }
 scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
-serde = { version = "1.0.139", optional = true, features = ["derive"] }
+serde = { version = "1.0.140", optional = true, features = ["derive"] }
 
 # Substrate
 frame-executive = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
diff --git a/polkadot-parachain/Cargo.toml b/polkadot-parachain/Cargo.toml
index eceee4ddec..2b0e931849 100644
--- a/polkadot-parachain/Cargo.toml
+++ b/polkadot-parachain/Cargo.toml
@@ -13,7 +13,7 @@ codec = { package = "parity-scale-codec", version = "3.0.0" }
 futures = "0.3.21"
 hex-literal = "0.3.4"
 log = "0.4.17"
-serde = { version = "1.0.139", features = ["derive"] }
+serde = { version = "1.0.140", features = ["derive"] }
 
 # Local
 rococo-parachain-runtime = { path = "../parachains/runtimes/testing/rococo-parachain" }
diff --git a/test/runtime/Cargo.toml b/test/runtime/Cargo.toml
index 1567266793..73c8e59136 100644
--- a/test/runtime/Cargo.toml
+++ b/test/runtime/Cargo.toml
@@ -7,7 +7,7 @@ edition = "2021"
 [dependencies]
 codec = { package = "parity-scale-codec", version = "3.0.0", default-features = false, features = ["derive"] }
 scale-info = { version = "2.1.1", default-features = false, features = ["derive"] }
-serde = { version = "1.0.139", optional = true, features = ["derive"] }
+serde = { version = "1.0.140", optional = true, features = ["derive"] }
 
 # Substrate
 frame-executive = { git = "https://github.com/paritytech/substrate", default-features = false, branch = "master" }
diff --git a/test/service/Cargo.toml b/test/service/Cargo.toml
index 8b1e993003..9cefe52db2 100644
--- a/test/service/Cargo.toml
+++ b/test/service/Cargo.toml
@@ -16,7 +16,7 @@ criterion = { version = "0.3.6", features = [ "async_tokio" ] }
 jsonrpsee = { version = "0.14.0", features = ["server"] }
 parking_lot = "0.12.1"
 rand = "0.8.5"
-serde = { version = "1.0.139", features = ["derive"] }
+serde = { version = "1.0.140", features = ["derive"] }
 tokio = { version = "1.19.2", features = ["macros"] }
 tracing = "0.1.25"
 url = "2.2.2"