diff --git a/third_party/pigweed b/third_party/pigweed
index 671d135..5fbfd88 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 671d13532014dd37ffd59363e9c138c4e54c61a5
+Subproject commit 5fbfd88c5885f1999f2c1dd4aecbcc2c5df47f20