diff --git a/third_party/pigweed b/third_party/pigweed
index 842745e..40b2c75 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 842745e5347b3cf416d58b0f85f79c3f0d2298d1
+Subproject commit 40b2c7586e278fd077593e4976f4612d7954ad2e