diff --git a/third_party/pigweed b/third_party/pigweed
index d5fcc90..b1facaf 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit d5fcc90b39ee7568855390535fa854cea8f33c95
+Subproject commit b1facaf899336bcf653e3113ef7cee188e77e0f0