diff --git a/third_party/pigweed b/third_party/pigweed
index aee408c..ff81e38 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit aee408cfeb5522ce5cf1e736873ef3868e737c36
+Subproject commit ff81e38b61cc14b3f95e68e769b60e3b66b1c4c6