diff --git a/third_party/pigweed b/third_party/pigweed
index 661bf47..b22815d 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 661bf47f06e604384a4c7eb7bf79d2f3da71ee74
+Subproject commit b22815d8fe704ffc3ab5849015caa56adb999351