diff --git a/Cargo.lock b/Cargo.lock
index 120b338b37..584c330a32 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1213,12 +1213,12 @@ dependencies = [
 
 [[package]]
 name = "darling"
-version = "0.20.3"
+version = "0.20.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0209d94da627ab5605dcccf08bb18afa5009cfbef48d8a8b7d7bdbc79be25c5e"
+checksum = "fc5d6b04b3fd0ba9926f945895de7d806260a2d7431ba82e7edaecb043c4c6b8"
 dependencies = [
- "darling_core 0.20.3",
- "darling_macro 0.20.3",
+ "darling_core 0.20.5",
+ "darling_macro 0.20.5",
 ]
 
 [[package]]
@@ -1237,9 +1237,9 @@ dependencies = [
 
 [[package]]
 name = "darling_core"
-version = "0.20.3"
+version = "0.20.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "177e3443818124b357d8e76f53be906d60937f0d3a90773a664fa63fa253e621"
+checksum = "04e48a959bcd5c761246f5d090ebc2fbf7b9cd527a492b07a67510c108f1e7e3"
 dependencies = [
  "fnv",
  "ident_case",
@@ -1262,11 +1262,11 @@ dependencies = [
 
 [[package]]
 name = "darling_macro"
-version = "0.20.3"
+version = "0.20.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "836a9bbc7ad63342d6d6e7b815ccab164bc77a2d95d84bc3117a8c0d5c98e2d5"
+checksum = "1d1545d67a2149e1d93b7e5c7752dce5a7426eb5d1357ddcfd89336b94444f77"
 dependencies = [
- "darling_core 0.20.3",
+ "darling_core 0.20.5",
  "quote",
  "syn 2.0.48",
 ]
@@ -4559,7 +4559,7 @@ dependencies = [
 name = "subxt-macro"
 version = "0.34.0"
 dependencies = [
- "darling 0.20.3",
+ "darling 0.20.5",
  "parity-scale-codec",
  "proc-macro-error",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index 195a0f6195..6b92bf697d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -61,7 +61,7 @@ criterion = "0.4"
 codec = { package = "parity-scale-codec", version = "3.4.0", default-features = false }
 color-eyre = "0.6.1"
 console_error_panic_hook = "0.1.7"
-darling = "0.20.3"
+darling = "0.20.5"
 derivative = "2.2.0"
 either = "1.9.0"
 frame-metadata = { version = "16.0.0", default-features = false, features = ["current", "std"] }