diff --git a/third_party/pigweed b/third_party/pigweed
index 664996f..8199a98 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 664996f6681dba53070e31dbe38c2b69fec5ee91
+Subproject commit 8199a9802aa593cd4f54f80f69c943b92cfe1bac