diff --git a/third_party/pigweed b/third_party/pigweed
index 4bda7fc..a2af8fc 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 4bda7fcb9ec269d9e300f90da804f44bb07428c1
+Subproject commit a2af8fc321c162cebba37bd011357b813a6d423e