diff --git a/src/barrier.cc b/src/barrier.cc
index 7dd2d9b..250d468 100644
--- a/src/barrier.cc
+++ b/src/barrier.cc
@@ -1,5 +1,22 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 #include "barrier.h"
-#include "../src/mutex.h"
+
+#include "base/mutex.h"
 #include "thread.h"
 
 namespace art {