diff --git a/third_party/pigweed b/third_party/pigweed
index bcda51c..cfa4da0 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit bcda51c2834dcc7d6d2a4c862ddfae94ffb7b899
+Subproject commit cfa4da0ff6f50b81e21c3343312e15caf41a2bdf