diff --git a/third_party/pigweed b/third_party/pigweed
index dfbb287..81a348e 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit dfbb287c4944f93ef48024e1e756db62f199ac44
+Subproject commit 81a348edb4794d3f3a67efb85c4da8d4b35e3f42