diff --git a/third_party/pigweed b/third_party/pigweed
index cbb3917..47018e2 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit cbb3917c36a4f77059cd603138c883a30a4e7241
+Subproject commit 47018e2757e4c2c6d21c371f074bd862897b8843