diff --git a/Cargo.lock b/Cargo.lock
index e925c445b6..1559ae2018 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1091,7 +1091,7 @@ checksum = "0e97ce7de6cf12de5d7226c73f5ba9811622f4db3a5b91b55c53e987e5f91cba"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -1113,7 +1113,7 @@ checksum = "16e62a023e7c117e27523144c5d2459f4397fcc3cab0085af8e2224f643a0193"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -1130,7 +1130,7 @@ checksum = "bc00ceb34980c03614e35a3a4e218276a0a824e911d07651cd0d858a51e8c0f0"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -1304,7 +1304,7 @@ dependencies = [
  "regex",
  "rustc-hash",
  "shlex",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -2484,7 +2484,7 @@ dependencies = [
  "heck",
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -3520,7 +3520,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -4003,7 +4003,7 @@ checksum = "83fdaf97f4804dcebfa5862639bc9ce4121e82140bec2a987ac5140294865b5b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -4043,7 +4043,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "scratch",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -4060,7 +4060,7 @@ checksum = "50c49547d73ba8dcfd4ad7325d64c6d5391ff4224d498fc39a6f3f49825a530d"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -4359,7 +4359,7 @@ checksum = "487585f4d0c6655fe74905e2504d8ad6908e4db67f744eb140876906c2f3175d"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -4421,7 +4421,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "regex",
- "syn 2.0.37",
+ "syn 2.0.38",
  "termcolor",
  "toml 0.7.6",
  "walkdir",
@@ -4642,7 +4642,7 @@ checksum = "5e9a1f9f7d83e59740248a6e14ecf93929ade55027844dfcea78beafccc15745"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -4653,7 +4653,7 @@ checksum = "c2ad8cef1d801a4686bfd8919f0b30eac4c8e48968c437a6405ded4fb5272d2b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -4798,7 +4798,7 @@ dependencies = [
  "fs-err",
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -5154,7 +5154,7 @@ dependencies = [
  "quote",
  "scale-info",
  "sp-arithmetic",
- "syn 2.0.37",
+ "syn 2.0.38",
  "trybuild",
 ]
 
@@ -5307,7 +5307,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "sp-core-hashing",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -5318,7 +5318,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -5327,7 +5327,7 @@ version = "3.0.0"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -5550,7 +5550,7 @@ checksum = "89ca545a94061b6365f2c7355b4b32bd20df3ff95f02da9329b34ccc3bd6ee72"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -7551,7 +7551,7 @@ dependencies = [
  "macro_magic_core",
  "macro_magic_macros",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -7565,7 +7565,7 @@ dependencies = [
  "macro_magic_core_macros",
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -7576,7 +7576,7 @@ checksum = "c12469fc165526520dff2807c2975310ab47cf7190a45b99b49a7dc8befab17b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -7587,7 +7587,7 @@ checksum = "b8fb85ec1620619edf2984a7693497d4ec88a9665d8b87e942856884c92dbf2a"
 dependencies = [
  "macro_magic_core",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -9295,7 +9295,7 @@ version = "4.0.0-dev"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -10366,7 +10366,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "sp-runtime",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -11233,7 +11233,7 @@ dependencies = [
  "pest_meta",
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -11274,7 +11274,7 @@ checksum = "4359fd9c9171ec6e8c62926d6faaf553a8dc3f64e1507e76da7911b4f6a04405"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -13117,7 +13117,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6c64d9ba0963cdcea2e1b2230fbae2bab30eb25a174be395c41e764bfb65dd62"
 dependencies = [
  "proc-macro2",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -13199,7 +13199,7 @@ checksum = "3d1eaa7fa0aa1929ffdf7eeb6eac234dde6268914a14ad44d23521ab6a9b258e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -13245,7 +13245,7 @@ checksum = "440f724eba9f6996b75d63681b0a92b06947f1457076d503a4d2e2c8f56442b8"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -13636,7 +13636,7 @@ checksum = "7f7473c2cfcf90008193dd0e3e16599455cb601a9fce322b5bb55de799664925"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -14402,7 +14402,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -15614,7 +15614,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -15974,7 +15974,7 @@ checksum = "4eca7ac642d82aa35b60049a6eccb4be6be75e599bd2e9adb5f875a737654af2"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -16040,7 +16040,7 @@ checksum = "91d129178576168c589c9ec973feedf7d3126c01ac2bf08795109aa35b69fb8f"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -16473,7 +16473,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -16873,7 +16873,7 @@ version = "9.0.0"
 dependencies = [
  "quote",
  "sp-core-hashing",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -16917,7 +16917,7 @@ version = "8.0.0"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -17148,7 +17148,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -17388,7 +17388,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "sp-version",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -18069,9 +18069,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.37"
+version = "2.0.38"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7303ef2c05cd654186cb250d29049a24840ca25d2747c25c0381c8d9e2f582e8"
+checksum = "e96b79aaa137db8f61e26363a0c9b47d8b4ec75da28b7d1d614c2303e232408b"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -18316,7 +18316,7 @@ checksum = "49922ecae66cc8a249b77e68d1d0623c1b2c514f0060c27cdc68bd62a1219d35"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -18496,7 +18496,7 @@ checksum = "630bdcf245f78637c13ec01ffae6187cca34625e8c63150d424b59e55af2675e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -18677,7 +18677,7 @@ checksum = "5f4f31f56159e98206da9efd823404b79b6ef3143b4a7ab76e67b1751b25a4ab"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -18720,7 +18720,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -19269,7 +19269,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
  "wasm-bindgen-shared",
 ]
 
@@ -19303,7 +19303,7 @@ checksum = "54681b18a46765f095758388f2d0cf16eb8d4169b639ab575a8f5693af210c7b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -20444,7 +20444,7 @@ dependencies = [
  "Inflector",
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -20563,7 +20563,7 @@ checksum = "ce36e65b0d2999d2aafac989fb249189a141aee1f53c612c1f37d72631959f69"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.37",
+ "syn 2.0.38",
 ]
 
 [[package]]
diff --git a/cumulus/pallets/parachain-system/proc-macro/Cargo.toml b/cumulus/pallets/parachain-system/proc-macro/Cargo.toml
index a1510847fc..cb5d9904c7 100644
--- a/cumulus/pallets/parachain-system/proc-macro/Cargo.toml
+++ b/cumulus/pallets/parachain-system/proc-macro/Cargo.toml
@@ -9,7 +9,7 @@ description = "Proc macros provided by the parachain-system pallet"
 proc-macro = true
 
 [dependencies]
-syn = "2.0.37"
+syn = "2.0.38"
 proc-macro2 = "1.0.64"
 quote = "1.0.33"
 proc-macro-crate = "1.3.1"
diff --git a/polkadot/node/gum/proc-macro/Cargo.toml b/polkadot/node/gum/proc-macro/Cargo.toml
index 83d064cadb..1ffaf6160b 100644
--- a/polkadot/node/gum/proc-macro/Cargo.toml
+++ b/polkadot/node/gum/proc-macro/Cargo.toml
@@ -13,7 +13,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 proc-macro = true
 
 [dependencies]
-syn = { version = "2.0.37", features = ["full", "extra-traits"] }
+syn = { version = "2.0.38", features = ["full", "extra-traits"] }
 quote = "1.0.28"
 proc-macro2 = "1.0.56"
 proc-macro-crate = "1.1.3"
diff --git a/polkadot/xcm/procedural/Cargo.toml b/polkadot/xcm/procedural/Cargo.toml
index 1ff73c6478..56df0d94f5 100644
--- a/polkadot/xcm/procedural/Cargo.toml
+++ b/polkadot/xcm/procedural/Cargo.toml
@@ -11,5 +11,5 @@ proc-macro = true
 [dependencies]
 proc-macro2 = "1.0.56"
 quote = "1.0.28"
-syn = "2.0.37"
+syn = "2.0.38"
 Inflector = "0.11.4"
diff --git a/substrate/client/chain-spec/derive/Cargo.toml b/substrate/client/chain-spec/derive/Cargo.toml
index 202817438b..74b8b656a4 100644
--- a/substrate/client/chain-spec/derive/Cargo.toml
+++ b/substrate/client/chain-spec/derive/Cargo.toml
@@ -18,4 +18,4 @@ proc-macro = true
 proc-macro-crate = "1.1.3"
 proc-macro2 = "1.0.56"
 quote = "1.0.28"
-syn = "2.0.37"
+syn = "2.0.38"
diff --git a/substrate/client/tracing/proc-macro/Cargo.toml b/substrate/client/tracing/proc-macro/Cargo.toml
index f18e0aacd3..b134cbce3c 100644
--- a/substrate/client/tracing/proc-macro/Cargo.toml
+++ b/substrate/client/tracing/proc-macro/Cargo.toml
@@ -18,4 +18,4 @@ proc-macro = true
 proc-macro-crate = "1.1.3"
 proc-macro2 = "1.0.56"
 quote = { version = "1.0.28", features = ["proc-macro"] }
-syn = { version = "2.0.37", features = ["proc-macro", "full", "extra-traits", "parsing"] }
+syn = { version = "2.0.38", features = ["proc-macro", "full", "extra-traits", "parsing"] }
diff --git a/substrate/frame/contracts/proc-macro/Cargo.toml b/substrate/frame/contracts/proc-macro/Cargo.toml
index a04f554406..3ada9e0c23 100644
--- a/substrate/frame/contracts/proc-macro/Cargo.toml
+++ b/substrate/frame/contracts/proc-macro/Cargo.toml
@@ -17,7 +17,7 @@ proc-macro = true
 [dependencies]
 proc-macro2 = "1.0.56"
 quote = "1.0.28"
-syn = { version = "2.0.37", features = ["full"] }
+syn = { version = "2.0.38", features = ["full"] }
 
 [dev-dependencies]
 
diff --git a/substrate/frame/election-provider-support/solution-type/Cargo.toml b/substrate/frame/election-provider-support/solution-type/Cargo.toml
index 39e535c6c3..f4ea4ef6e3 100644
--- a/substrate/frame/election-provider-support/solution-type/Cargo.toml
+++ b/substrate/frame/election-provider-support/solution-type/Cargo.toml
@@ -15,7 +15,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 proc-macro = true
 
 [dependencies]
-syn = { version = "2.0.37", features = ["full", "visit"] }
+syn = { version = "2.0.38", features = ["full", "visit"] }
 quote = "1.0.28"
 proc-macro2 = "1.0.56"
 proc-macro-crate = "1.1.3"
diff --git a/substrate/frame/staking/reward-curve/Cargo.toml b/substrate/frame/staking/reward-curve/Cargo.toml
index 484afb6136..0a72599611 100644
--- a/substrate/frame/staking/reward-curve/Cargo.toml
+++ b/substrate/frame/staking/reward-curve/Cargo.toml
@@ -18,7 +18,7 @@ proc-macro = true
 proc-macro-crate = "1.1.3"
 proc-macro2 = "1.0.56"
 quote = "1.0.28"
-syn = { version = "2.0.37", features = ["full", "visit"] }
+syn = { version = "2.0.38", features = ["full", "visit"] }
 
 [dev-dependencies]
 sp-runtime = { path = "../../../primitives/runtime" }
diff --git a/substrate/frame/support/procedural/Cargo.toml b/substrate/frame/support/procedural/Cargo.toml
index 704f355ff6..d2854a2a79 100644
--- a/substrate/frame/support/procedural/Cargo.toml
+++ b/substrate/frame/support/procedural/Cargo.toml
@@ -21,7 +21,7 @@ cfg-expr = "0.15.5"
 itertools = "0.10.3"
 proc-macro2 = "1.0.56"
 quote = "1.0.28"
-syn = { version = "2.0.37", features = ["full"] }
+syn = { version = "2.0.38", features = ["full"] }
 frame-support-procedural-tools = { path = "tools" }
 proc-macro-warning = { version = "0.4.2", default-features = false }
 macro_magic = { version = "0.4.2", features = ["proc_support"] }
diff --git a/substrate/frame/support/procedural/tools/Cargo.toml b/substrate/frame/support/procedural/tools/Cargo.toml
index 7589fa353d..fd42e18180 100644
--- a/substrate/frame/support/procedural/tools/Cargo.toml
+++ b/substrate/frame/support/procedural/tools/Cargo.toml
@@ -15,5 +15,5 @@ targets = ["x86_64-unknown-linux-gnu"]
 proc-macro-crate = "1.1.3"
 proc-macro2 = "1.0.56"
 quote = "1.0.28"
-syn = { version = "2.0.37", features = ["full", "visit", "extra-traits"] }
+syn = { version = "2.0.38", features = ["full", "visit", "extra-traits"] }
 frame-support-procedural-tools-derive = { path = "derive" }
diff --git a/substrate/frame/support/procedural/tools/derive/Cargo.toml b/substrate/frame/support/procedural/tools/derive/Cargo.toml
index 5bf67d43d0..06f8e0f3d5 100644
--- a/substrate/frame/support/procedural/tools/derive/Cargo.toml
+++ b/substrate/frame/support/procedural/tools/derive/Cargo.toml
@@ -17,4 +17,4 @@ proc-macro = true
 [dependencies]
 proc-macro2 = "1.0.56"
 quote = { version = "1.0.28", features = ["proc-macro"] }
-syn = { version = "2.0.37", features = ["proc-macro", "full", "extra-traits", "parsing"] }
+syn = { version = "2.0.38", features = ["proc-macro", "full", "extra-traits", "parsing"] }
diff --git a/substrate/primitives/api/proc-macro/Cargo.toml b/substrate/primitives/api/proc-macro/Cargo.toml
index de5ddcf9da..25c87b5d0a 100644
--- a/substrate/primitives/api/proc-macro/Cargo.toml
+++ b/substrate/primitives/api/proc-macro/Cargo.toml
@@ -17,7 +17,7 @@ proc-macro = true
 
 [dependencies]
 quote = "1.0.28"
-syn = { version = "2.0.37", features = ["full", "fold", "extra-traits", "visit"] }
+syn = { version = "2.0.38", features = ["full", "fold", "extra-traits", "visit"] }
 proc-macro2 = "1.0.56"
 blake2 = { version = "0.10.4", default-features = false }
 proc-macro-crate = "1.1.3"
diff --git a/substrate/primitives/core/hashing/proc-macro/Cargo.toml b/substrate/primitives/core/hashing/proc-macro/Cargo.toml
index 64b46ab9c1..187b5559b9 100644
--- a/substrate/primitives/core/hashing/proc-macro/Cargo.toml
+++ b/substrate/primitives/core/hashing/proc-macro/Cargo.toml
@@ -17,5 +17,5 @@ proc-macro = true
 
 [dependencies]
 quote = "1.0.28"
-syn = { version = "2.0.37", features = ["full", "parsing"] }
+syn = { version = "2.0.38", features = ["full", "parsing"] }
 sp-core-hashing = { path = "..", default-features = false}
diff --git a/substrate/primitives/debug-derive/Cargo.toml b/substrate/primitives/debug-derive/Cargo.toml
index 9d3930ac25..c97c8a0a39 100644
--- a/substrate/primitives/debug-derive/Cargo.toml
+++ b/substrate/primitives/debug-derive/Cargo.toml
@@ -18,7 +18,7 @@ proc-macro = true
 
 [dependencies]
 quote = "1.0.28"
-syn = "2.0.37"
+syn = "2.0.38"
 proc-macro2 = "1.0.56"
 
 [features]
diff --git a/substrate/primitives/runtime-interface/proc-macro/Cargo.toml b/substrate/primitives/runtime-interface/proc-macro/Cargo.toml
index 5569e31c93..fbc49785ae 100644
--- a/substrate/primitives/runtime-interface/proc-macro/Cargo.toml
+++ b/substrate/primitives/runtime-interface/proc-macro/Cargo.toml
@@ -20,4 +20,4 @@ Inflector = "0.11.4"
 proc-macro-crate = "1.1.3"
 proc-macro2 = "1.0.56"
 quote = "1.0.28"
-syn = { version = "2.0.37", features = ["full", "visit", "fold", "extra-traits"] }
+syn = { version = "2.0.38", features = ["full", "visit", "fold", "extra-traits"] }
diff --git a/substrate/primitives/version/proc-macro/Cargo.toml b/substrate/primitives/version/proc-macro/Cargo.toml
index cc28b8f176..7fce559e3e 100644
--- a/substrate/primitives/version/proc-macro/Cargo.toml
+++ b/substrate/primitives/version/proc-macro/Cargo.toml
@@ -19,7 +19,7 @@ proc-macro = true
 codec = { package = "parity-scale-codec", version = "3.6.1", features = [ "derive" ] }
 proc-macro2 = "1.0.56"
 quote = "1.0.28"
-syn = { version = "2.0.37", features = ["full", "fold", "extra-traits", "visit"] }
+syn = { version = "2.0.38", features = ["full", "fold", "extra-traits", "visit"] }
 
 [dev-dependencies]
 sp-version = { path = ".." }