diff --git a/Cargo.toml b/Cargo.toml
index 5036575..de25f59 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,10 +1,12 @@
 [package]
-
 name = "cocoa"
 version = "0.1.1"
 authors = ["The Servo Project Developers"]
+license = "MIT"
 
 [lib]
-
 name = "cocoa"
 crate-type = ["rlib"]
+
+[dependencies]
+bitflags = "0.1"
diff --git a/src/lib.rs b/src/lib.rs
index ff84c99..9fd21ce 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -10,11 +10,10 @@
 #![crate_name = "cocoa"]
 #![crate_type = "rlib"]
 
-#![comment = "The Servo Parallel Browser Project"]
-#![license = "MIT"]
-
-#![allow(non_snake_case)]
+#![allow(missing_copy_implementations, non_snake_case, unstable)]
 
+#[macro_use]
+extern crate bitflags;
 extern crate libc;
 
 #[cfg(target_os="macos")]