diff --git a/third_party/pigweed b/third_party/pigweed
index ac64a18..8a4ae70 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit ac64a18ef887e4ba2387ed217aafa2dc45e201e0
+Subproject commit 8a4ae70355cd13506f59a237611b4f834cc41bf9