diff --git a/lang/rust/Cargo.lock b/lang/rust/Cargo.lock
index 123943f774c..d3814d4d523 100644
--- a/lang/rust/Cargo.lock
+++ b/lang/rust/Cargo.lock
@@ -399,9 +399,9 @@ dependencies = [
 
 [[package]]
 name = "darling"
-version = "0.20.5"
+version = "0.20.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fc5d6b04b3fd0ba9926f945895de7d806260a2d7431ba82e7edaecb043c4c6b8"
+checksum = "c376d08ea6aa96aafe61237c7200d1241cb177b7d3a542d791f2d118e9cbb955"
 dependencies = [
  "darling_core",
  "darling_macro",
@@ -409,9 +409,9 @@ dependencies = [
 
 [[package]]
 name = "darling_core"
-version = "0.20.5"
+version = "0.20.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04e48a959bcd5c761246f5d090ebc2fbf7b9cd527a492b07a67510c108f1e7e3"
+checksum = "33043dcd19068b8192064c704b3f83eb464f91f1ff527b44a4e2b08d9cdb8855"
 dependencies = [
  "fnv",
  "ident_case",
@@ -422,9 +422,9 @@ dependencies = [
 
 [[package]]
 name = "darling_macro"
-version = "0.20.5"
+version = "0.20.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1d1545d67a2149e1d93b7e5c7752dce5a7426eb5d1357ddcfd89336b94444f77"
+checksum = "c5a91391accf613803c2a9bf9abccdbaa07c54b4244a5b64883f9c3c137c86be"
 dependencies = [
  "darling_core",
  "quote",
diff --git a/lang/rust/avro_derive/Cargo.toml b/lang/rust/avro_derive/Cargo.toml
index c3ba57bc2ff..09bed9f742d 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 = "0.20.5" }
+darling = { default-features = false, version = "0.20.6" }
 proc-macro2 = { default-features = false, version = "1.0.78" }
 quote = { default-features = false, version = "1.0.35" }
 serde_json = { workspace = true }