diff --git a/third_party/pigweed b/third_party/pigweed
index 5b8b84f..a4dd94c 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 5b8b84f452c9cedc82cc34aaaaf4eb60bf3c8aeb
+Subproject commit a4dd94c7fc90cf44581b35487b4a2b0c3aae5299