diff --git a/lang/rust/Cargo.lock b/lang/rust/Cargo.lock
index 44636161501..30f4b7a71ad 100644
--- a/lang/rust/Cargo.lock
+++ b/lang/rust/Cargo.lock
@@ -408,9 +408,9 @@ dependencies = [
 
 [[package]]
 name = "darling"
-version = "0.20.8"
+version = "0.20.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "54e36fcd13ed84ffdfda6f5be89b31287cbb80c439841fe69e04841435464391"
+checksum = "83b2eb4d90d12bdda5ed17de686c2acb4c57914f8f921b8da7e112b5a36f3fe1"
 dependencies = [
  "darling_core",
  "darling_macro",
@@ -418,9 +418,9 @@ dependencies = [
 
 [[package]]
 name = "darling_core"
-version = "0.20.8"
+version = "0.20.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c2cf1c23a687a1feeb728783b993c4e1ad83d99f351801977dd809b48d0a70f"
+checksum = "622687fe0bac72a04e5599029151f5796111b90f1baaa9b544d807a5e31cd120"
 dependencies = [
  "fnv",
  "ident_case",
@@ -431,9 +431,9 @@ dependencies = [
 
 [[package]]
 name = "darling_macro"
-version = "0.20.8"
+version = "0.20.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a668eda54683121533a393014d8692171709ff57a7d61f187b6e782719f8933f"
+checksum = "733cabb43482b1a1b53eee8583c2b9e8684d592215ea83efd305dd31bc2f0178"
 dependencies = [
  "darling_core",
  "quote",
diff --git a/lang/rust/avro_derive/Cargo.toml b/lang/rust/avro_derive/Cargo.toml
index fb1ba5fd3e0..d2c79175cd7 100644
--- a/lang/rust/avro_derive/Cargo.toml
+++ b/lang/rust/avro_derive/Cargo.toml
@@ -33,7 +33,7 @@ readme = "README.md"
 proc-macro = true
 
 [dependencies]
-darling = { default-features = false, version = "0.20.8" }
+darling = { default-features = false, version = "0.20.9" }
 proc-macro2 = { default-features = false, version = "1.0.82" }
 quote = { default-features = false, version = "1.0.36" }
 serde_json = { workspace = true }