diff --git a/third_party/pigweed b/third_party/pigweed
index 80a5042..d910032 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 80a5042814f199d8d3c049af4b90e5a6c5e792b7
+Subproject commit d91003238d9cf8b6c18b14cde3ac77c62b2ef9db