diff --git a/polkadot/Cargo.lock b/polkadot/Cargo.lock
index 54ab05393e..5e0cb8c6c5 100644
--- a/polkadot/Cargo.lock
+++ b/polkadot/Cargo.lock
@@ -170,7 +170,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0d0864d84b8e07b145449be9a8537db86bf9de5ce03b913214694643b4743502"
 dependencies = [
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -318,7 +318,7 @@ checksum = "8d3a45e77e34375a7923b1e8febb049bb011f064714a8e17a1a616fef01da13d"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -1034,7 +1034,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7fbaabec2c953050352311293be5c6aba8e141ba19d6811862b232d6fd020484"
 dependencies = [
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -1088,7 +1088,7 @@ checksum = "41cb0e6161ad61ed084a36ba71fbba9e3ac5aee3606fb607fe08da6acbcf3d8c"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -1188,7 +1188,7 @@ checksum = "558e40ea573c374cf53507fd240b7ee2f5477df7cfebdb97323ec61c719399c5"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -1252,7 +1252,7 @@ checksum = "946ee94e3dbf58fdd324f9ce245c7b238d46a66f00e86a020b71996349e46cce"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -1387,7 +1387,7 @@ checksum = "aa4da3c766cd7a0db8242e326e9e4e081edd567072893ed320008189715366a4"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
  "synstructure",
 ]
 
@@ -1619,7 +1619,7 @@ dependencies = [
  "frame-support-procedural-tools",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -1631,7 +1631,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -1641,7 +1641,7 @@ source = "git+https://github.com/paritytech/substrate#0b0d124d5f9be89f614f2be8e9
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -1828,7 +1828,7 @@ dependencies = [
  "proc-macro-hack",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -2403,7 +2403,7 @@ checksum = "7ef5550a42e3740a0e71f909d4c861056a284060af885ae7aa6242820f920d9d"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -2414,7 +2414,7 @@ checksum = "6f65a8ecf74feeacdab8d38cb129e550ca871cccaa7d1921d8636ecd75534903"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -2598,7 +2598,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -2951,7 +2951,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f4bc40943156e42138d22ed3c57ff0e1a147237742715937622a99b10fbe0156"
 dependencies = [
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -3547,7 +3547,7 @@ checksum = "2e071b3159835ee91df62dbdbfdd7ec366b7ea77c838f43aff4acda6b61bcfb9"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -3664,7 +3664,7 @@ dependencies = [
  "proc-macro-error",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
  "synstructure",
 ]
 
@@ -4363,7 +4363,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -4558,7 +4558,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -4612,7 +4612,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f557c32c6d268a07c921471619c0295f5efad3a0e76d4f97a05c091a51d110b2"
 dependencies = [
  "proc-macro2 1.0.24",
- "syn 1.0.58",
+ "syn 1.0.60",
  "synstructure",
 ]
 
@@ -4822,7 +4822,7 @@ dependencies = [
  "pest_meta",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -4872,7 +4872,7 @@ checksum = "2c0e815c3ee9a031fdf5af21c10aa17c573c9c6a566328d99e3936c34e36461f"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -4883,7 +4883,7 @@ checksum = "caa25a6393f22ce819b0f50e0be89287292fda8d425be38ee0ca14c4931d9e71"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -6104,7 +6104,7 @@ dependencies = [
  "proc-macro-error-attr",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
  "version_check",
 ]
 
@@ -6211,7 +6211,7 @@ dependencies = [
  "itertools 0.8.2",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -6224,7 +6224,7 @@ dependencies = [
  "itertools 0.9.0",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -6536,7 +6536,7 @@ checksum = "7d21b475ab879ef0e315ad99067fa25778c3b0377f57f1b00207448dac1a3144"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -6926,7 +6926,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -7730,7 +7730,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -7839,7 +7839,7 @@ checksum = "e367622f934864ffa1c704ba2b82280aab856e3d8213c84c5720257eb34b15b9"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -7948,22 +7948,22 @@ checksum = "f97841a747eef040fcd2e7b3b9a220a7205926e60488e673d9e4926d27772ce5"
 
 [[package]]
 name = "serde"
-version = "1.0.121"
+version = "1.0.123"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6159e3c76cab06f6bc466244d43b35e77e9500cd685da87620addadc2a4c40b1"
+checksum = "92d5161132722baa40d802cc70b15262b98258453e85e5d1d365c757c73869ae"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.121"
+version = "1.0.123"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f3fcab8778dc651bc65cfab2e4eb64996f3c912b74002fb379c94517e1f27c46"
+checksum = "9391c295d64fc0abb2c556bad848f33cb8296276b1ad2677d1ae1ace4f258f31"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -8214,7 +8214,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -8431,7 +8431,7 @@ source = "git+https://github.com/paritytech/substrate#0b0d124d5f9be89f614f2be8e9
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -8547,7 +8547,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -8624,7 +8624,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -8888,7 +8888,7 @@ dependencies = [
  "proc-macro-error",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -8918,7 +8918,7 @@ dependencies = [
  "heck",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -8930,7 +8930,7 @@ dependencies = [
  "heck",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -9062,7 +9062,7 @@ source = "git+https://github.com/paritytech/substrate#0b0d124d5f9be89f614f2be8e9
 dependencies = [
  "proc-macro-crate",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -9106,9 +9106,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.58"
+version = "1.0.60"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cc60a3d73ea6594cd712d830cc1f0390fd71542d8c8cd24e70cc54cdfd5e05d5"
+checksum = "c700597eca8a5a762beb35753ef6b94df201c81cca676604f547495a0d7f0081"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
@@ -9123,7 +9123,7 @@ checksum = "b834f2d66f734cb897113e34aaff2f1ab4719ca946f9a7358dba8f8064148701"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
  "unicode-xid 0.2.1",
 ]
 
@@ -9257,7 +9257,7 @@ checksum = "9be73a2caec27583d0046ef3796c3794f868a5bc813db689eed00c7631275cd1"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -9453,7 +9453,7 @@ checksum = "f0c3acc6aa564495a0f2e1d59fab677cd7f81a19994cfc7f3ad0e64301560389"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -9645,7 +9645,7 @@ checksum = "80e0ccfc3378da0cce270c946b676a376943f5cd16aeba64568e7939806f4ada"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
 ]
 
 [[package]]
@@ -10007,7 +10007,7 @@ dependencies = [
  "log",
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
  "wasm-bindgen-shared",
 ]
 
@@ -10041,7 +10041,7 @@ checksum = "b5a48c72f299d80557c7c62e37e7225369ecc0c963964059509fbafe917c7549"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -10562,7 +10562,7 @@ checksum = "de251eec69fc7c1bc3923403d18ececb929380e016afe103da75f396704f8ca2"
 dependencies = [
  "proc-macro2 1.0.24",
  "quote 1.0.7",
- "syn 1.0.58",
+ "syn 1.0.60",
  "synstructure",
 ]
 
diff --git a/polkadot/node/service/Cargo.toml b/polkadot/node/service/Cargo.toml
index 7444bf3488..a32e25a945 100644
--- a/polkadot/node/service/Cargo.toml
+++ b/polkadot/node/service/Cargo.toml
@@ -58,7 +58,7 @@ futures = "0.3.12"
 hex-literal = "0.3.1"
 tracing = "0.1.22"
 tracing-futures = "0.2.4"
-serde = { version = "1.0.121", features = ["derive"] }
+serde = { version = "1.0.123", features = ["derive"] }
 thiserror = "1.0.23"
 
 # Polkadot
diff --git a/polkadot/primitives/Cargo.toml b/polkadot/primitives/Cargo.toml
index c068ea4fee..c1d6411673 100644
--- a/polkadot/primitives/Cargo.toml
+++ b/polkadot/primitives/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2018"
 
 [dependencies]
-serde = { version = "1.0.121", optional = true, features = ["derive"] }
+serde = { version = "1.0.123", optional = true, features = ["derive"] }
 parity-scale-codec = { version = "1.3.6", default-features = false, features = ["bit-vec", "derive"] }
 primitives = { package = "sp-core", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
 inherents = { package = "sp-inherents", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
diff --git a/polkadot/runtime/common/Cargo.toml b/polkadot/runtime/common/Cargo.toml
index 0d92bacdbf..2c3f842c87 100644
--- a/polkadot/runtime/common/Cargo.toml
+++ b/polkadot/runtime/common/Cargo.toml
@@ -9,7 +9,7 @@ bitvec = { version = "0.17.4", default-features = false, features = ["alloc"] }
 parity-scale-codec = { version = "1.3.6", default-features = false, features = ["derive"] }
 log = { version = "0.4.13", optional = true }
 rustc-hex = { version = "2.1.0", default-features = false }
-serde = { version = "1.0.121", default-features = false }
+serde = { version = "1.0.123", default-features = false }
 serde_derive = { version = "1.0.117", optional = true }
 static_assertions = "1.1.0"
 
diff --git a/polkadot/runtime/kusama/Cargo.toml b/polkadot/runtime/kusama/Cargo.toml
index 0f23967e31..9c2d141475 100644
--- a/polkadot/runtime/kusama/Cargo.toml
+++ b/polkadot/runtime/kusama/Cargo.toml
@@ -10,7 +10,7 @@ bitvec = { version = "0.17.4", default-features = false, features = ["alloc"] }
 parity-scale-codec = { version = "1.3.6", default-features = false, features = ["derive"] }
 log = { version = "0.4.13", optional = true }
 rustc-hex = { version = "2.1.0", default-features = false }
-serde = { version = "1.0.121", default-features = false }
+serde = { version = "1.0.123", default-features = false }
 serde_derive = { version = "1.0.117", optional = true }
 static_assertions = "1.1.0"
 smallvec = "1.6.1"
diff --git a/polkadot/runtime/parachains/Cargo.toml b/polkadot/runtime/parachains/Cargo.toml
index e42203252f..ce790b1c06 100644
--- a/polkadot/runtime/parachains/Cargo.toml
+++ b/polkadot/runtime/parachains/Cargo.toml
@@ -9,7 +9,7 @@ bitvec = { version = "0.17.4", default-features = false, features = ["alloc"] }
 parity-scale-codec = { version = "1.3.6", default-features = false, features = ["derive"] }
 log = "0.4.13"
 rustc-hex = { version = "2.1.0", default-features = false }
-serde = { version = "1.0.121", features = [ "derive" ], optional = true }
+serde = { version = "1.0.123", features = [ "derive" ], optional = true }
 derive_more = "0.99.11"
 
 sp-api = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
diff --git a/polkadot/runtime/polkadot/Cargo.toml b/polkadot/runtime/polkadot/Cargo.toml
index 0f28742752..67cec5f7f2 100644
--- a/polkadot/runtime/polkadot/Cargo.toml
+++ b/polkadot/runtime/polkadot/Cargo.toml
@@ -10,7 +10,7 @@ bitvec = { version = "0.17.4", default-features = false, features = ["alloc"] }
 parity-scale-codec = { version = "1.3.6", default-features = false, features = ["derive"] }
 log = { version = "0.4.13", optional = true }
 rustc-hex = { version = "2.1.0", default-features = false }
-serde = { version = "1.0.121", default-features = false }
+serde = { version = "1.0.123", default-features = false }
 serde_derive = { version = "1.0.117", optional = true }
 static_assertions = "1.1.0"
 smallvec = "1.6.1"
diff --git a/polkadot/runtime/rococo/Cargo.toml b/polkadot/runtime/rococo/Cargo.toml
index cf9934919f..bffc94e40b 100644
--- a/polkadot/runtime/rococo/Cargo.toml
+++ b/polkadot/runtime/rococo/Cargo.toml
@@ -7,7 +7,7 @@ build = "build.rs"
 
 [dependencies]
 parity-scale-codec = { version = "1.3.6", default-features = false, features = ["derive"] }
-serde = { version = "1.0.121", default-features = false }
+serde = { version = "1.0.123", default-features = false }
 serde_derive = { version = "1.0.117", optional = true }
 smallvec = "1.6.1"
 hex-literal = "0.3.1"
diff --git a/polkadot/runtime/test-runtime/Cargo.toml b/polkadot/runtime/test-runtime/Cargo.toml
index 6965f4df1d..99b3c55668 100644
--- a/polkadot/runtime/test-runtime/Cargo.toml
+++ b/polkadot/runtime/test-runtime/Cargo.toml
@@ -10,7 +10,7 @@ bitvec = { version = "0.17.4", default-features = false, features = ["alloc"] }
 parity-scale-codec = { version = "1.3.6", default-features = false, features = ["derive"] }
 log = { version = "0.4.13", optional = true }
 rustc-hex = { version = "2.1.0", default-features = false }
-serde = { version = "1.0.121", default-features = false }
+serde = { version = "1.0.123", default-features = false }
 serde_derive = { version = "1.0.117", optional = true }
 smallvec = "1.6.1"
 
diff --git a/polkadot/runtime/westend/Cargo.toml b/polkadot/runtime/westend/Cargo.toml
index 5268ef39c8..0641af69c8 100644
--- a/polkadot/runtime/westend/Cargo.toml
+++ b/polkadot/runtime/westend/Cargo.toml
@@ -10,7 +10,7 @@ bitvec = { version = "0.17.4", default-features = false, features = ["alloc"] }
 parity-scale-codec = { version = "1.3.6", default-features = false, features = ["derive"] }
 log = { version = "0.4.13", optional = true }
 rustc-hex = { version = "2.1.0", default-features = false }
-serde = { version = "1.0.121", default-features = false }
+serde = { version = "1.0.123", default-features = false }
 serde_derive = { version = "1.0.117", optional = true }
 smallvec = "1.6.1"
 static_assertions = "1.1.0"