diff --git a/Cargo.lock b/Cargo.lock
index 0609c7d..713e5dd 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -129,7 +129,7 @@ dependencies = [
 [[package]]
 name = "attest-data"
 version = "0.5.0"
-source = "git+https://github.com/oxidecomputer/dice-util?rev=861fe4098abc8d0bba2d26a4da7bec68e21f5ba5#861fe4098abc8d0bba2d26a4da7bec68e21f5ba5"
+source = "git+https://github.com/oxidecomputer/dice-util?rev=4a39ef08d81e5177edee0bddb1146032aa21074d#4a39ef08d81e5177edee0bddb1146032aa21074d"
 dependencies = [
  "const-oid",
  "der",
@@ -148,7 +148,7 @@ dependencies = [
 [[package]]
 name = "attest-mock"
 version = "0.1.0"
-source = "git+https://github.com/oxidecomputer/dice-util?rev=861fe4098abc8d0bba2d26a4da7bec68e21f5ba5#861fe4098abc8d0bba2d26a4da7bec68e21f5ba5"
+source = "git+https://github.com/oxidecomputer/dice-util?rev=4a39ef08d81e5177edee0bddb1146032aa21074d#4a39ef08d81e5177edee0bddb1146032aa21074d"
 dependencies = [
  "anyhow",
  "attest-data",
@@ -572,7 +572,7 @@ dependencies = [
 [[package]]
 name = "dice-mfg-msgs"
 version = "0.3.0"
-source = "git+https://github.com/oxidecomputer/dice-util?rev=861fe4098abc8d0bba2d26a4da7bec68e21f5ba5#861fe4098abc8d0bba2d26a4da7bec68e21f5ba5"
+source = "git+https://github.com/oxidecomputer/dice-util?rev=4a39ef08d81e5177edee0bddb1146032aa21074d#4a39ef08d81e5177edee0bddb1146032aa21074d"
 dependencies = [
  "const-oid",
  "corncobs",
@@ -588,7 +588,7 @@ dependencies = [
 [[package]]
 name = "dice-util-barcode"
 version = "0.1.0"
-source = "git+https://github.com/oxidecomputer/dice-util?rev=861fe4098abc8d0bba2d26a4da7bec68e21f5ba5#861fe4098abc8d0bba2d26a4da7bec68e21f5ba5"
+source = "git+https://github.com/oxidecomputer/dice-util?rev=4a39ef08d81e5177edee0bddb1146032aa21074d#4a39ef08d81e5177edee0bddb1146032aa21074d"
 dependencies = [
  "thiserror 2.0.18",
 ]
@@ -596,7 +596,7 @@ dependencies = [
 [[package]]
 name = "dice-verifier"
 version = "0.3.0-pre0"
-source = "git+https://github.com/oxidecomputer/dice-util?rev=861fe4098abc8d0bba2d26a4da7bec68e21f5ba5#861fe4098abc8d0bba2d26a4da7bec68e21f5ba5"
+source = "git+https://github.com/oxidecomputer/dice-util?rev=4a39ef08d81e5177edee0bddb1146032aa21074d#4a39ef08d81e5177edee0bddb1146032aa21074d"
 dependencies = [
  "anyhow",
  "async-trait",
diff --git a/Cargo.toml b/Cargo.toml
index 0e358ba..7fdf138 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,13 +19,13 @@ panic = "abort"
 [workspace.dependencies]
 anyhow = { version = "1", default-features = false }
 camino = { version = "1.1.7", default-features = false, features = ["serde1"] }
-attest-data = { git = "https://github.com/oxidecomputer/dice-util", rev = "861fe4098abc8d0bba2d26a4da7bec68e21f5ba5" }
-attest-mock = { git = "https://github.com/oxidecomputer/dice-util", rev = "861fe4098abc8d0bba2d26a4da7bec68e21f5ba5" }
+attest-data = { git = "https://github.com/oxidecomputer/dice-util", rev = "4a39ef08d81e5177edee0bddb1146032aa21074d" }
+attest-mock = { git = "https://github.com/oxidecomputer/dice-util", rev = "4a39ef08d81e5177edee0bddb1146032aa21074d" }
 clap = { version = "4", default-features = false, features = ["std", "derive", "default", "wrap_help"] }
 ciborium = "0.2.2"
 cfg-if = "1.0"
-dice-mfg-msgs = { git = "https://github.com/oxidecomputer/dice-util", rev = "861fe4098abc8d0bba2d26a4da7bec68e21f5ba5" }
-dice-verifier = { git = "https://github.com/oxidecomputer/dice-util", rev = "861fe4098abc8d0bba2d26a4da7bec68e21f5ba5" }
+dice-mfg-msgs = { git = "https://github.com/oxidecomputer/dice-util", rev = "4a39ef08d81e5177edee0bddb1146032aa21074d" }
+dice-verifier = { git = "https://github.com/oxidecomputer/dice-util", rev = "4a39ef08d81e5177edee0bddb1146032aa21074d" }
 ed25519-dalek = { version = "2.1", default-features = false, features = ["digest", "pkcs8"] }
 libipcc = { git = "https://github.com/oxidecomputer/ipcc-rs", rev = "524eb8f125003dff50b9703900c6b323f00f9e1b" }
 pem-rfc7468 = { version = "0.7.0"}