diff --git a/third_party/pigweed/repo b/third_party/pigweed/repo
index 9235aeb653..39f72204df 160000
--- a/third_party/pigweed/repo
+++ b/third_party/pigweed/repo
@@ -1 +1 @@
-Subproject commit 9235aeb653e684a6f0b7b563965d85c747281a0f
+Subproject commit 39f72204df9c95c23d1ad4ee34274a116e6aedd7