diff --git a/Cargo.toml b/Cargo.toml
index 9f3c56d..96593a9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "bdwgc-alloc"
 description = "impl GlobalAlloc for bdwgc"
-version = "0.6.5"
+version = "0.6.6"
 authors = [
   "swgillespie <sean.william.g@gmail.com>",
   "Yota Toyama <raviqqe@gmail.com>",