diff --git a/lang/rust/Cargo.lock b/lang/rust/Cargo.lock
index b27a7444647..4db63dd1a2c 100644
--- a/lang/rust/Cargo.lock
+++ b/lang/rust/Cargo.lock
@@ -1274,9 +1274,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.53"
+version = "2.0.55"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7383cd0e49fff4b6b90ca5670bfd3e9d6a733b3f90c686605aa7eec8c4996032"
+checksum = "002a1b3dbf967edfafc32655d0f377ab0bb7b994aa1d32c8cc7e9b8bf3ebb8f0"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/lang/rust/avro_derive/Cargo.toml b/lang/rust/avro_derive/Cargo.toml
index ea249e063c3..6f6bdf657ea 100644
--- a/lang/rust/avro_derive/Cargo.toml
+++ b/lang/rust/avro_derive/Cargo.toml
@@ -37,7 +37,7 @@ darling = { default-features = false, version = "0.20.8" }
 proc-macro2 = { default-features = false, version = "1.0.79" }
 quote = { default-features = false, version = "1.0.35" }
 serde_json = { workspace = true }
-syn = { default-features = false, version = "2.0.53", features = ["full", "fold"] }
+syn = { default-features = false, version = "2.0.55", features = ["full", "fold"] }
 
 [dev-dependencies]
 apache-avro = { default-features = false, path = "../avro", features = ["derive"] }