diff --git a/bzip.h b/bzip.h
index 4f70d74..e78708b 100644
--- a/bzip.h
+++ b/bzip.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROMEOS_PLATFORM_UPDATE_ENGINE_BZIP_H_
-#define CHROMEOS_PLATFORM_UPDATE_ENGINE_BZIP_H_
+#ifndef UPDATE_ENGINE_BZIP_H_
+#define UPDATE_ENGINE_BZIP_H_
 
 #include <string>
 #include <vector>
@@ -18,4 +18,4 @@
 
 }  // namespace chromeos_update_engine
 
-#endif  // CHROMEOS_PLATFORM_UPDATE_ENGINE_BZIP_H_
+#endif  // UPDATE_ENGINE_BZIP_H_