diff --git a/geneit_backend/Cargo.lock b/geneit_backend/Cargo.lock
index ba1d8cf..2279169 100644
--- a/geneit_backend/Cargo.lock
+++ b/geneit_backend/Cargo.lock
@@ -783,9 +783,9 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "4.5.2"
+version = "4.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b230ab84b0ffdf890d5a10abdbc8b83ae1c4918275daea1ab8801f71536b2651"
+checksum = "90bc066a67923782aa8515dbaea16946c5bcc5addbd668bb80af688e53e548a0"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -805,11 +805,11 @@ dependencies = [
 
 [[package]]
 name = "clap_derive"
-version = "4.5.0"
+version = "4.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "307bc0538d5f0f83b8248db3087aa92fe504e4691294d0c96c0eabc33f47ba47"
+checksum = "528131438037fd55894f62d6e9f068b8f45ac57ffa77517819645d10aed04f64"
 dependencies = [
- "heck",
+ "heck 0.5.0",
  "proc-macro2",
  "quote",
  "syn 2.0.52",
@@ -1494,6 +1494,12 @@ version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "95505c38b4572b2d910cecb0281560f54b440a19336cbbcb27bf6ce6adc6f5a8"
 
+[[package]]
+name = "heck"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
+
 [[package]]
 name = "hermit-abi"
 version = "0.3.9"
@@ -3198,7 +3204,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2a2d580ff6a20c55dfb86be5f9c238f67835d0e81cbdea8bf5680e0897320331"
 dependencies = [
  "cfg-expr",
- "heck",
+ "heck 0.4.1",
  "pkg-config",
  "toml 0.8.11",
  "version-compare",
diff --git a/geneit_backend/Cargo.toml b/geneit_backend/Cargo.toml
index 3d787b6..5ee1664 100644
--- a/geneit_backend/Cargo.toml
+++ b/geneit_backend/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2021"
 [dependencies]
 log = "0.4.21"
 env_logger = "0.11.3"
-clap = { version = "4.5.2", features = ["derive", "env"] }
+clap = { version = "4.5.4", features = ["derive", "env"] }
 lazy_static = "1.4.0"
 anyhow = "1.0.80"
 actix-web = "4.5.1"