diff --git a/Cargo.lock b/Cargo.lock
index 45fe555..168d4c1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -72,9 +72,9 @@ dependencies = [
 
 [[package]]
 name = "anstream"
-version = "0.6.5"
+version = "0.6.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d664a92ecae85fd0a7392615844904654d1d5f5514837f471ddef4a057aba1b6"
+checksum = "628a8f9bd1e24b4e0db2b4bc2d000b001e7dd032d54afa60a68836aeec5aa54a"
 dependencies = [
  "anstyle",
  "anstyle-parse",
@@ -317,18 +317,18 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "clap"
-version = "4.4.14"
+version = "4.4.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "33e92c5c1a78c62968ec57dbc2440366a2d6e5a23faf829970ff1585dc6b18e2"
+checksum = "1e578d6ec4194633722ccf9544794b71b1385c3c027efe0c55db226fc880865c"
 dependencies = [
  "clap_builder",
 ]
 
 [[package]]
 name = "clap_builder"
-version = "4.4.14"
+version = "4.4.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f4323769dc8a61e2c39ad7dc26f6f2800524691a44d74fe3d1071a5c24db6370"
+checksum = "4df4df40ec50c46000231c914968278b1eb05098cf8f1b3a518a95030e71d1c7"
 dependencies = [
  "anstream",
  "anstyle",
diff --git a/acmed/Cargo.toml b/acmed/Cargo.toml
index b0ea552..1e06465 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 = "4.4", features = ["string"] }
 futures = "0.3"
 glob = "0.3"
 log = "0.4"
diff --git a/tacd/Cargo.toml b/tacd/Cargo.toml
index 096e489..2b2c056 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 = "4.4", features = ["string"] }
 log = "0.4"
 openssl = "0.10"
 thiserror = "1.0"