diff --git a/third_party/pigweed b/third_party/pigweed
index d0e975b..4c5e994 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit d0e975bc8019da3b398e1b99330b5f2ba5110706
+Subproject commit 4c5e994df70ef93cadc4845b9a5fea8886d4ba8a