diff --git a/third_party/pigweed b/third_party/pigweed
index 133e57d..7a40804 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 133e57d2ea02a850f5faa4a4d41e041434f8b9b9
+Subproject commit 7a40804002b6802464bd3d0edc62fde7655ab7f7