diff --git a/third_party/pigweed b/third_party/pigweed
index 2452fa9..64d06ce 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 2452fa9903c157b1964cbd81452d9e0be49641b3
+Subproject commit 64d06ced56dd4dfa435541a10fd157b621e22673