diff --git a/lang/rust/Cargo.lock b/lang/rust/Cargo.lock
index b41961b21ff..110b1cbd4b3 100644
--- a/lang/rust/Cargo.lock
+++ b/lang/rust/Cargo.lock
@@ -108,7 +108,7 @@ dependencies = [
  "quote",
  "serde",
  "serde_json",
- "syn 2.0.23",
+ "syn 2.0.25",
 ]
 
 [[package]]
@@ -382,7 +382,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "eed5fff0d93c7559121e9c72bf9c242295869396255071ff2cb1617147b608c5"
 dependencies = [
  "quote",
- "syn 2.0.23",
+ "syn 2.0.25",
 ]
 
 [[package]]
@@ -405,7 +405,7 @@ dependencies = [
  "ident_case",
  "proc-macro2",
  "quote",
- "syn 2.0.23",
+ "syn 2.0.25",
 ]
 
 [[package]]
@@ -416,7 +416,7 @@ checksum = "29a358ff9f12ec09c3e61fef9b5a9902623a695a46a917b07f269bff1445611a"
 dependencies = [
  "darling_core",
  "quote",
- "syn 2.0.23",
+ "syn 2.0.25",
 ]
 
 [[package]]
@@ -966,7 +966,7 @@ checksum = "b69b106b68bc8054f0e974e70d19984040f8a5cf9215ca82626ea4853f82c4b9"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.23",
+ "syn 2.0.25",
 ]
 
 [[package]]
@@ -1013,7 +1013,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rustversion",
- "syn 2.0.23",
+ "syn 2.0.25",
 ]
 
 [[package]]
@@ -1029,9 +1029,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.23"
+version = "2.0.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "59fb7d6d8281a51045d62b8eb3a7d1ce347b76f312af50cd3dc0af39c87c1737"
+checksum = "15e3fc8c0c74267e2df136e5e5fb656a464158aa57624053375eb9c8c6e25ae2"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1076,7 +1076,7 @@ checksum = "463fe12d7993d3b327787537ce8dd4dfa058de32fc2b195ef3cde03dc4771e8f"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.23",
+ "syn 2.0.25",
 ]
 
 [[package]]
@@ -1106,7 +1106,7 @@ checksum = "6dba2e999a7ccbeb42ede7c9824fc9d4660794e5bcd456e5d60ac17baad6e083"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.23",
+ "syn 2.0.25",
 ]
 
 [[package]]
@@ -1186,7 +1186,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.23",
+ "syn 2.0.25",
  "wasm-bindgen-shared",
 ]
 
@@ -1220,7 +1220,7 @@ checksum = "54681b18a46765f095758388f2d0cf16eb8d4169b639ab575a8f5693af210c7b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.23",
+ "syn 2.0.25",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
diff --git a/lang/rust/avro_derive/Cargo.toml b/lang/rust/avro_derive/Cargo.toml
index a61453aabe3..a76035650e2 100644
--- a/lang/rust/avro_derive/Cargo.toml
+++ b/lang/rust/avro_derive/Cargo.toml
@@ -37,7 +37,7 @@ darling = { default-features = false, version = "0.20.1" }
 proc-macro2 = { default-features = false, version = "1.0.64" }
 quote = { default-features = false, version = "1.0.29" }
 serde_json = { default-features = false, version = "1.0.100", features = ["std"] }
-syn = { default-features = false, version = "2.0.23", features = ["full", "fold"] }
+syn = { default-features = false, version = "2.0.25", features = ["full", "fold"] }
 
 [dev-dependencies]
 apache-avro = { default-features = false, path = "../avro", features = ["derive"] }