layers: validation_cache review feedback
diff --git a/scripts/external_revision_generator.py b/scripts/external_revision_generator.py
index 34f7102..493068e 100644
--- a/scripts/external_revision_generator.py
+++ b/scripts/external_revision_generator.py
@@ -1,9 +1,9 @@
#!/usr/bin/env python3
#
-# Copyright (c) 2015-2016 The Khronos Group Inc.
-# Copyright (c) 2015-2016 Valve Corporation
-# Copyright (c) 2015-2016 LunarG, Inc.
-# Copyright (c) 2015-2016 Google Inc.
+# Copyright (c) 2015-2017 The Khronos Group Inc.
+# Copyright (c) 2015-2017 Valve Corporation
+# Copyright (c) 2015-2017 LunarG, Inc.
+# Copyright (c) 2015-2017 Google Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.