diff --git a/third_party/pigweed b/third_party/pigweed
index 117ea8b..66028e9 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 117ea8b1f99153ff28ddb80bde3eb9c0a647bab9
+Subproject commit 66028e9c5f4b3c91f472792c2d4b9917cede411d