diff --git a/Cargo.lock b/Cargo.lock
index b9a5431..0be2e6a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -196,7 +196,7 @@ dependencies = [
  "num-traits",
  "static_assertions",
  "tinycrc",
- "zerocopy 0.6.1",
+ "zerocopy 0.6.6",
 ]
 
 [[package]]
@@ -562,7 +562,7 @@ dependencies = [
  "tlvc-text",
  "toml",
  "x509-cert",
- "zerocopy 0.6.1",
+ "zerocopy 0.6.6",
  "zip",
 ]
 
@@ -686,7 +686,7 @@ dependencies = [
  "sha2",
  "thiserror",
  "x509-cert",
- "zerocopy 0.6.1",
+ "zerocopy 0.6.6",
 ]
 
 [[package]]
@@ -1299,7 +1299,7 @@ source = "git+https://github.com/oxidecomputer/tlvc#e644a21a7ca973ed31499106ea92
 dependencies = [
  "byteorder",
  "crc",
- "zerocopy 0.6.1",
+ "zerocopy 0.6.6",
 ]
 
 [[package]]
@@ -1310,7 +1310,7 @@ dependencies = [
  "ron",
  "serde",
  "tlvc",
- "zerocopy 0.6.1",
+ "zerocopy 0.6.6",
 ]
 
 [[package]]
@@ -1534,12 +1534,12 @@ dependencies = [
 
 [[package]]
 name = "zerocopy"
-version = "0.6.1"
+version = "0.6.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "332f188cc1bcf1fe1064b8c58d150f497e697f49774aa846f2dc949d9a25f236"
+checksum = "854e949ac82d619ee9a14c66a1b674ac730422372ccb759ce0c39cabcf2bf8e6"
 dependencies = [
  "byteorder",
- "zerocopy-derive 0.3.2",
+ "zerocopy-derive 0.6.6",
 ]
 
 [[package]]
@@ -1554,13 +1554,13 @@ dependencies = [
 
 [[package]]
 name = "zerocopy-derive"
-version = "0.3.2"
+version = "0.6.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6505e6815af7de1746a08f69c69606bb45695a17149517680f3b2149713b19a3"
+checksum = "125139de3f6b9d625c39e2efdd73d41bdac468ccd556556440e322be0e1bbd91"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 1.0.107",
+ "syn 2.0.96",
 ]
 
 [[package]]