diff --git a/third_party/pigweed b/third_party/pigweed
index 4f3b911..16b4bf5 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 4f3b9117dfb9147564121ffe2eafe0c11424a384
+Subproject commit 16b4bf5bc855a7d862581040cc2cc49015a90308