diff --git a/third_party/pigweed b/third_party/pigweed
index 5f04397..b572538 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 5f043974e7207fb8eed7d13c89654665437c6811
+Subproject commit b572538413b3dccf434f825a2d2d0484c0547599