diff --git a/third_party/pigweed b/third_party/pigweed
index f2effc9..38ef479 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit f2effc952a10001eeb09abb4dbe41bd231b7aee7
+Subproject commit 38ef479133f0e9de3eb35e2abe8fb5bc45d48264