diff --git a/third_party/pigweed b/third_party/pigweed
index 9269d8b..2f9dd93 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 9269d8b8178f7169c8f3e0bc4ef64359ca6b4aa8
+Subproject commit 2f9dd9339f474a9a94c442162ad8f522ec314f0b