diff --git a/lib.rs b/lib.rs
index 05305f46..a279e01e 100644
--- a/lib.rs
+++ b/lib.rs
@@ -4,6 +4,8 @@
 
 #[link(name = "cssparser", vers = "0.1")];
 
+#[feature(globs, macro_rules, struct_variant)];
+
 extern mod extra;
 
 pub use ast::*;