diff --git a/Cargo.lock b/Cargo.lock
index 0f19bc75..156b6637 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -450,9 +450,9 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "4.5.20"
+version = "4.5.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b97f376d85a664d5837dbae44bf546e6477a679ff6610010f17276f686d867e8"
+checksum = "fb3b4b9e5a7c7514dfa52869339ee98b3156b0bfb4e8a77c4ff4babb64b1604f"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -460,9 +460,9 @@ dependencies = [
 
 [[package]]
 name = "clap_builder"
-version = "4.5.20"
+version = "4.5.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "19bc80abd44e4bed93ca373a0704ccbd1b710dc5749406201bb018272808dc54"
+checksum = "b17a95aa67cc7b5ebd32aa5370189aa0d79069ef1c64ce893bd30fb24bff20ec"
 dependencies = [
  "anstream",
  "anstyle",
diff --git a/Cargo.toml b/Cargo.toml
index 186a7efe..47e82315 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -29,7 +29,7 @@ description = "A modern hardware description language"
 
 [workspace.dependencies]
 anyhow          = "1.0"
-clap            = {version = "4.5.20", features = ["derive"]}
+clap            = {version = "4.5.21", features = ["derive"]}
 futures         = "0.3.31"
 log             = "0.4.22"
 mdbook          = "0.4.42"