diff --git a/third_party/pigweed b/third_party/pigweed
index b454ef6..e51b311 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit b454ef6a4541f4f18a5cd624d9ce79e71bc9535b
+Subproject commit e51b311a154e11ca84ff493ba279e0280c8c2df8