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-rw-r--r--heat/engine/parameter_groups.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/heat/engine/parameter_groups.py b/heat/engine/parameter_groups.py
index fb6ef8a3d..82839078c 100644
--- a/heat/engine/parameter_groups.py
+++ b/heat/engine/parameter_groups.py
@@ -1,3 +1,4 @@
+#
# 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