diff --git a/third_party/pigweed b/third_party/pigweed
index 4ceb5b8..170ea86 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 4ceb5b8bf0faf75c0b051114abf85a2ea73ca39c
+Subproject commit 170ea861755bd7186f3da240ac770729f6a42015