diff --git a/Cargo.lock b/Cargo.lock
index 1c984aca..63195c9f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -12,7 +12,7 @@ dependencies = [
  "arc-swap",
  "backtrace",
  "canonical-path",
- "clap 4.3.6",
+ "clap 4.3.8",
  "color-eyre",
  "fs-err",
  "once_cell",
@@ -773,9 +773,9 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "4.3.6"
+version = "4.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6320c6d1c98b6981da7bb2dcecbd0be9dc98d42165fa8326b21000f7dbfde6d0"
+checksum = "d9394150f5b4273a1763355bd1c2ec54cc5a2593f790587bcd6b2c947cfa9211"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -784,9 +784,9 @@ dependencies = [
 
 [[package]]
 name = "clap_builder"
-version = "4.3.5"
+version = "4.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2e53afce1efce6ed1f633cf0e57612fe51db54a1ee4fd8f8503d078fe02d69ae"
+checksum = "9a78fbdd3cc2914ddf37ba444114bc7765bbdcb55ec9cbe6fa054f0137400717"
 dependencies = [
  "anstream",
  "anstyle",
@@ -956,7 +956,7 @@ dependencies = [
  "anes",
  "cast",
  "ciborium",
- "clap 4.3.6",
+ "clap 4.3.8",
  "criterion-plot",
  "is-terminal",
  "itertools 0.10.5",
@@ -5954,7 +5954,7 @@ dependencies = [
  "abscissa_core",
  "atty",
  "chrono",
- "clap 4.3.6",
+ "clap 4.3.8",
  "color-eyre",
  "console-subscriber",
  "dirs",
diff --git a/zebrad/Cargo.toml b/zebrad/Cargo.toml
index e1ac083e..56c034e2 100644
--- a/zebrad/Cargo.toml
+++ b/zebrad/Cargo.toml
@@ -138,7 +138,7 @@ zebra-state = { path = "../zebra-state", version = "1.0.0-beta.26" }
 zebra-utils = { path = "../zebra-utils", version = "1.0.0-beta.26", optional = true }
 
 abscissa_core = "0.7.0"
-clap = { version = "4.3.6", features = ["cargo"] }
+clap = { version = "4.3.8", features = ["cargo"] }
 chrono = { version = "0.4.26", default-features = false, features = ["clock", "std"] }
 humantime-serde = "1.1.1"
 indexmap = "1.9.3"