diff --git a/third_party/pigweed/repo b/third_party/pigweed/repo
index 39f72204df9c95..b7f78529e9e4f9 160000
--- a/third_party/pigweed/repo
+++ b/third_party/pigweed/repo
@@ -1 +1 @@
-Subproject commit 39f72204df9c95c23d1ad4ee34274a116e6aedd7
+Subproject commit b7f78529e9e4f99049a6f832444b299d803e0e17