diff --git a/lang/rust/Cargo.lock b/lang/rust/Cargo.lock
index d46d5615bef..132aa569633 100644
--- a/lang/rust/Cargo.lock
+++ b/lang/rust/Cargo.lock
@@ -108,7 +108,7 @@ dependencies = [
  "quote",
  "serde",
  "serde_json",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -382,7 +382,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1f34ba9a9bcb8645379e9de8cb3ecfcf4d1c85ba66d90deb3259206fa5aa193b"
 dependencies = [
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -405,7 +405,7 @@ dependencies = [
  "ident_case",
  "proc-macro2",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -416,7 +416,7 @@ checksum = "836a9bbc7ad63342d6d6e7b815ccab164bc77a2d95d84bc3117a8c0d5c98e2d5"
 dependencies = [
  "darling_core",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -966,7 +966,7 @@ checksum = "741e124f5485c7e60c03b043f79f320bff3527f4bbf12cf3831750dc46a0ec2c"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -1013,7 +1013,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rustversion",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -1029,9 +1029,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.27"
+version = "2.0.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b60f673f44a8255b9c8c657daf66a596d435f2da81a555b06dc644d080ba45e0"
+checksum = "04361975b3f5e348b2189d8dc55bc942f278b2d482a6a0365de5bdd62d351567"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1076,7 +1076,7 @@ checksum = "090198534930841fab3a5d1bb637cde49e339654e606195f8d9c76eeb081dc96"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -1106,7 +1106,7 @@ checksum = "6dba2e999a7ccbeb42ede7c9824fc9d4660794e5bcd456e5d60ac17baad6e083"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
 ]
 
 [[package]]
@@ -1186,7 +1186,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
  "wasm-bindgen-shared",
 ]
 
@@ -1220,7 +1220,7 @@ checksum = "54681b18a46765f095758388f2d0cf16eb8d4169b639ab575a8f5693af210c7b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.27",
+ "syn 2.0.28",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
diff --git a/lang/rust/avro_derive/Cargo.toml b/lang/rust/avro_derive/Cargo.toml
index ee7e68e40ed..54027b0f2d3 100644
--- a/lang/rust/avro_derive/Cargo.toml
+++ b/lang/rust/avro_derive/Cargo.toml
@@ -37,7 +37,7 @@ darling = { default-features = false, version = "0.20.3" }
 proc-macro2 = { default-features = false, version = "1.0.66" }
 quote = { default-features = false, version = "1.0.32" }
 serde_json = { default-features = false, version = "1.0.104", features = ["std"] }
-syn = { default-features = false, version = "2.0.27", features = ["full", "fold"] }
+syn = { default-features = false, version = "2.0.28", features = ["full", "fold"] }
 
 [dev-dependencies]
 apache-avro = { default-features = false, path = "../avro", features = ["derive"] }