diff --git a/third_party/pigweed b/third_party/pigweed
index 556c19d..ddbc9fc 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 556c19d670b9dc4a0044a4a7c8ddae6cc0353a66
+Subproject commit ddbc9fc7f5c601ab417db37e02cbe5294f21ad6d