diff --git a/third_party/pigweed b/third_party/pigweed
index 54679d2..77d4ffe 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 54679d205e4888302ab24882e6fb64bf8ba964c6
+Subproject commit 77d4ffe19965706ac82c54f590f1f5b58c68e2ad