diff --git a/third_party/pigweed/repo b/third_party/pigweed/repo
index ead209d3aa..d51e40f357 160000
--- a/third_party/pigweed/repo
+++ b/third_party/pigweed/repo
@@ -1 +1 @@
-Subproject commit ead209d3aa09821aa7549fbc8665ae68fe88d16f
+Subproject commit d51e40f3573799d9b2328fdf400ea05e8da7a1a2