diff --git a/Cargo.lock b/Cargo.lock
index 208b745..4d5c517 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -555,9 +555,9 @@ checksum = "1c107b6f4780854c8b126e228ea8869f4d7b71260f962fefb57b996b8959ba6b"
 
 [[package]]
 name = "serde"
-version = "1.0.223"
+version = "1.0.228"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a505d71960adde88e293da5cb5eda57093379f64e61cf77bf0e6a63af07a7bac"
+checksum = "9a8e94ea7f378bd32cbbd37198a4a91436180c5bb472411e48b5ec2e2124ae9e"
 dependencies = [
  "serde_core",
  "serde_derive",
@@ -565,18 +565,18 @@ dependencies = [
 
 [[package]]
 name = "serde_core"
-version = "1.0.223"
+version = "1.0.228"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "20f57cbd357666aa7b3ac84a90b4ea328f1d4ddb6772b430caa5d9e1309bb9e9"
+checksum = "41d385c7d4ca58e59fc732af25c3983b67ac852c1a25000afe1175de458b67ad"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.223"
+version = "1.0.228"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3d428d07faf17e306e699ec1e91996e5a165ba5d6bce5b5155173e91a8a01a56"
+checksum = "d540f220d3187173da220f885ab66608367b6574e925011a9353e4badda91d79"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/nix-script-directives/Cargo.toml b/nix-script-directives/Cargo.toml
index ff0226a..55857cf 100644
--- a/nix-script-directives/Cargo.toml
+++ b/nix-script-directives/Cargo.toml
@@ -8,4 +8,4 @@ anyhow = "1.0.99"
 log = "0.4.28"
 rnix = "0.12.0"
 rowan = "0.15.16"
-serde = { version = "1.0.223", features = [ "derive" ] }
+serde = { version = "1.0.228", features = [ "derive" ] }