diff --git a/Cargo.lock b/Cargo.lock
index 9d36f51..0363dc3 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -298,19 +298,19 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "4.6.1"
+version = "4.6.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1ddb117e43bbf7dacf0a4190fef4d345b9bad68dfc649cb349e7d17d28428e51"
+checksum = "473c7e07f409a8d772161724aa8db6a765a2532a70f9667eeb7b49d3d02fbdca"
 dependencies = [
  "clap_builder",
- "clap_derive 4.6.1",
+ "clap_derive 4.6.4",
 ]
 
 [[package]]
 name = "clap_builder"
-version = "4.6.0"
+version = "4.6.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "714a53001bf66416adb0e2ef5ac857140e7dc3a0c48fb28b2f10762fc4b5069f"
+checksum = "7b48fea5a88e9ae728a2dcbedbfc0e730f7d60da42e1cb049a83c9fb8b789889"
 dependencies = [
  "anstream",
  "anstyle",
@@ -333,14 +333,14 @@ dependencies = [
 
 [[package]]
 name = "clap_derive"
-version = "4.6.1"
+version = "4.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f2ce8604710f6733aa641a2b3731eaa1e8b3d9973d5e3565da11800813f997a9"
+checksum = "d012d2b9d65aca7f18f4d9878a045bc17899bba951561ba5ec3c2ba1eed9a061"
 dependencies = [
  "heck 0.5.0",
  "proc-macro2",
  "quote",
- "syn 2.0.117",
+ "syn 3.0.4",
 ]
 
 [[package]]
@@ -2664,7 +2664,7 @@ version = "0.1.0"
 dependencies = [
  "anstyle",
  "base64",
- "clap 4.6.1",
+ "clap 4.6.6",
  "errno",
  "libc",
  "macaddr",
@@ -3119,7 +3119,7 @@ dependencies = [
  "anstyle",
  "anyhow",
  "camino",
- "clap 4.6.1",
+ "clap 4.6.6",
  "curl",
  "devinfo 0.1.0 (git+https://github.com/oxidecomputer/devinfo-sys?branch=main)",
  "dlpi 0.2.0 (git+https://github.com/oxidecomputer/dlpi-sys?branch=main)",
@@ -3212,6 +3212,17 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "syn"
+version = "3.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e6275cddf4610d1775e6d1fe9469b2e77d0f39fd98fb7450901b821e0c53649f"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
 [[package]]
 name = "sync_wrapper"
 version = "1.0.2"
diff --git a/Cargo.toml b/Cargo.toml
index cb9c9b2..e8275dd 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@ p4-test = { package = "tests", git = "https://github.com/oxidecomputer/p4", bran
 usdt = { git = "https://github.com/oxidecomputer/usdt" }
 
 base64 = { version = "0.22" }
-clap = { version = "4.6.1", features = ["derive", "unstable-styles"] }
+clap = { version = "4.6.6", features = ["derive", "unstable-styles"] }
 anstyle = "1.0.14"
 libc = "0.2"
 serde = "1.0"