diff --git a/third_party/pigweed b/third_party/pigweed
index 2a06e15..b7d686c 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 2a06e1549e6d7ea2764157a7f65acd24a45358d4
+Subproject commit b7d686c7f47afe1f1f88b3dc82c6a4f8441fb3c7