diff --git a/stable-check/src/main.rs b/stable-check/src/main.rs
index 724e918147435..447bf0d093af2 100644
--- a/stable-check/src/main.rs
+++ b/stable-check/src/main.rs
@@ -1,3 +1,13 @@
+// Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
 use std::error::Error;
 use std::env;
 use std::fs;