diff --git a/Cargo.lock b/Cargo.lock
index 50556b7..4e198f6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2559,7 +2559,7 @@ source = "git+https://github.com/oxidecomputer/dlpi-sys#d9645f8d61187e76384474b1
 [[package]]
 name = "libipcc"
 version = "0.1.0"
-source = "git+https://github.com/oxidecomputer/ipcc-rs?rev=7cdf2ab9c8d9e9267a8b366aa780c6c26f9a5ecf#7cdf2ab9c8d9e9267a8b366aa780c6c26f9a5ecf"
+source = "git+https://github.com/oxidecomputer/ipcc-rs?rev=91f8c989f1cdc29c56720ab7663afdcaf5a96b72#91f8c989f1cdc29c56720ab7663afdcaf5a96b72"
 dependencies = [
  "cfg-if",
  "libc",
diff --git a/Cargo.toml b/Cargo.toml
index 66d8593..56f40f4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -32,7 +32,7 @@ getrandom = "0.4.3"
 hex.version = "0.4"
 hubpack = "0.1"
 knus = "3.4.0"
-libipcc = { git = "https://github.com/oxidecomputer/ipcc-rs", rev = "7cdf2ab9c8d9e9267a8b366aa780c6c26f9a5ecf" }
+libipcc = { git = "https://github.com/oxidecomputer/ipcc-rs", rev = "91f8c989f1cdc29c56720ab7663afdcaf5a96b72" }
 log = { version = "0.4.33", features = ["std"] }
 p384 = { version = "0.13.1", default-features = false }
 pem-rfc7468 = { version = "1.0.0", default-features = false }