diff --git a/Cargo.lock b/Cargo.lock
index 4a744e1..f4cda4a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -317,18 +317,18 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "clap"
-version = "4.5.0"
+version = "4.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "80c21025abd42669a92efc996ef13cfb2c5c627858421ea58d5c3b331a6c134f"
+checksum = "b230ab84b0ffdf890d5a10abdbc8b83ae1c4918275daea1ab8801f71536b2651"
 dependencies = [
  "clap_builder",
 ]
 
 [[package]]
 name = "clap_builder"
-version = "4.5.0"
+version = "4.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "458bf1f341769dfcf849846f65dffdf9146daa56bcd2a47cb4e1de9915567c99"
+checksum = "ae129e2e766ae0ec03484e609954119f123cc1fe650337e155d03b022f24f7b4"
 dependencies = [
  "anstream",
  "anstyle",
diff --git a/acmed/Cargo.toml b/acmed/Cargo.toml
index ab9428c..09ea528 100644
--- a/acmed/Cargo.toml
+++ b/acmed/Cargo.toml
@@ -25,7 +25,7 @@ acme_common = { path = "../acme_common" }
 async-lock = "3.0"
 async-process = "2.0"
 bincode = "1.3"
-clap = { version = "4.0", features = ["string"] }
+clap = { version = "4.5", features = ["string"] }
 futures = "0.3"
 glob = "0.3"
 log = "0.4"
diff --git a/tacd/Cargo.toml b/tacd/Cargo.toml
index 67fd428..8c6b891 100644
--- a/tacd/Cargo.toml
+++ b/tacd/Cargo.toml
@@ -22,7 +22,7 @@ openssl_vendored = ["crypto_openssl", "acme_common/openssl_vendored"]
 [dependencies]
 acme_common = { path = "../acme_common" }
 anyhow = "1.0"
-clap = { version = "4.0", features = ["string"] }
+clap = { version = "4.5", features = ["string"] }
 log = "0.4"
 openssl = "0.10"
 thiserror = "1.0"