diff --git a/third_party/pigweed b/third_party/pigweed
index cc85ced..811978d 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit cc85cedc1f5ec363119401e2a5171471255369f8
+Subproject commit 811978d43fa4c5656fb6f3cef6283386d3fb74d0