diff --git a/third_party/pigweed b/third_party/pigweed
index e024644..915521a 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit e024644a95085fde92a895ef39517fd0391f4856
+Subproject commit 915521a53d58430fefd0010c5e9305d7bc315e66