diff --git a/third_party/pigweed b/third_party/pigweed
index 5044006..ef778d4 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 50440062822a07157ca842bcd4099ce2c78356e5
+Subproject commit ef778d436b0e8deda48bb337d65186e5f1c42ea3