diff --git a/vendor/bdwgc b/vendor/bdwgc
index b49d1ae..f21eefa 160000
--- a/vendor/bdwgc
+++ b/vendor/bdwgc
@@ -1 +1 @@
-Subproject commit b49d1aefc29bf6623888abe885b9ac9b85a970df
+Subproject commit f21eefafc047240a4d971de5147bf64dd46725fe