diff --git a/src/mumble_proto/mumble_proto.pro b/src/mumble_proto/mumble_proto.pro
index ef9b89ff8..6a9b0b522 100644
--- a/src/mumble_proto/mumble_proto.pro
+++ b/src/mumble_proto/mumble_proto.pro
@@ -1,3 +1,8 @@
+# Copyright 2005-2016 The Mumble Developers. All rights reserved.
+# Use of this source code is governed by a BSD-style license
+# that can be found in the LICENSE file at the root of the
+# Mumble source tree or at <https://www.mumble.info/LICENSE>.
+
 include(../../compiler.pri)
 
 PROTOBUF	*= ../Mumble.proto