diff --git a/third_party/pigweed b/third_party/pigweed
index 6396cb4..8634c8c 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 6396cb44478f5b23d747ad5049ae9f4df61ccc85
+Subproject commit 8634c8ccc66205c94302705fdf439a82eb0825fb