diff --git a/third_party/pigweed b/third_party/pigweed
index 6f5b8fb..1c670a2 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 6f5b8fb1ff9a8b2e025863187c7ec7c46fa74929
+Subproject commit 1c670a2693ab23c6d890f1f8d2310ba2b9db72ec