diff --git a/third_party/pigweed b/third_party/pigweed
index 9f3708c..278ba0f 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 9f3708c3a1770f29b9c60aa921912258203926b7
+Subproject commit 278ba0ff46b784426125f9611f3202d9dd69bef6