diff --git a/vendor/bdwgc b/vendor/bdwgc
index 9027a0b..c91eaf6 160000
--- a/vendor/bdwgc
+++ b/vendor/bdwgc
@@ -1 +1 @@
-Subproject commit 9027a0b429ad3f2f3f0eb77210f22c4a1d21ee4a
+Subproject commit c91eaf6edcf8134d63c371b69411af39b91981e1