diff --git a/vendor/bdwgc b/vendor/bdwgc
index af1eede..515d30e 160000
--- a/vendor/bdwgc
+++ b/vendor/bdwgc
@@ -1 +1 @@
-Subproject commit af1eede4362a53a32b25c4063df6c2ccc8ed489b
+Subproject commit 515d30eb005f8819112d8d474e37b085cf94edde