diff --git a/third_party/pigweed b/third_party/pigweed
index f107048..1dc9a78 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit f1070484e7d2f4e429332c6d8520a3676b8cb965
+Subproject commit 1dc9a789f52aad1f0e738a1cfd5993e2272c38d2