diff --git a/third_party/pigweed b/third_party/pigweed
index bebba90..dfbdd1f 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit bebba90c0161c8185a4f5dba4b1aabe3ff635e66
+Subproject commit dfbdd1fdb1aa8e33edb6b27c5ba49acb22170af6