diff --git a/polkadot/Cargo.lock b/polkadot/Cargo.lock
index 9fe586b0d8..a81a012850 100644
--- a/polkadot/Cargo.lock
+++ b/polkadot/Cargo.lock
@@ -10518,9 +10518,9 @@ checksum = "6bdef32e8150c2a081110b42772ffe7d7c9032b606bc226c8260fd97e0976601"
 
 [[package]]
 name = "syn"
-version = "1.0.81"
+version = "1.0.82"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f2afee18b8beb5a596ecb4a2dce128c719b4ba399d34126b9e4396e3f9860966"
+checksum = "8daf5dd0bb60cbd4137b1b587d2fc0ae729bc07cf01cd70b36a1ed5ade3b9d59"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/polkadot/node/overseer/overseer-gen/proc-macro/Cargo.toml b/polkadot/node/overseer/overseer-gen/proc-macro/Cargo.toml
index fc6e5c7011..bc3f5cfa3c 100644
--- a/polkadot/node/overseer/overseer-gen/proc-macro/Cargo.toml
+++ b/polkadot/node/overseer/overseer-gen/proc-macro/Cargo.toml
@@ -12,7 +12,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 proc-macro = true
 
 [dependencies]
-syn = { version = "1.0.81", features = ["full", "extra-traits"] }
+syn = { version = "1.0.82", features = ["full", "extra-traits"] }
 quote = "1.0.10"
 proc-macro2 = "1.0.30"
 proc-macro-crate = "1.1.0"
diff --git a/polkadot/xcm/procedural/Cargo.toml b/polkadot/xcm/procedural/Cargo.toml
index 3d007b02a2..499f4f0bc2 100644
--- a/polkadot/xcm/procedural/Cargo.toml
+++ b/polkadot/xcm/procedural/Cargo.toml
@@ -10,4 +10,4 @@ proc-macro = true
 [dependencies]
 proc-macro2 = "1.0.30"
 quote = "1.0.10"
-syn = "1.0.81"
+syn = "1.0.82"