diff --git a/third_party/pigweed b/third_party/pigweed
index 7940ef2..c3fd517 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 7940ef25e097dae964b4e07004ad70942a9b0473
+Subproject commit c3fd51718227f1c556db80cc18383be0c54cb438