diff --git a/pigweed b/pigweed
index 64fb847..15ed2fc 160000
--- a/pigweed
+++ b/pigweed
@@ -1 +1 @@
-Subproject commit 64fb8479feb4af350f9ff2bea3318c9866ea9c40
+Subproject commit 15ed2fce7c41f57f6b6acc35a6d771c81ef60b13