diff --git a/third_party/pigweed b/third_party/pigweed
index b6e84ae..91d4349 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit b6e84ae48f25f37da692df0b5fcc148ffa9d3d58
+Subproject commit 91d4349e08e22c50e5a738dee31cc95724eab50d