diff --git a/circle/vm/management/commands/mass_create_vms.py b/circle/vm/management/commands/mass_create_vms.py
index 444edee..3342a42 100644
--- a/circle/vm/management/commands/mass_create_vms.py
+++ b/circle/vm/management/commands/mass_create_vms.py
@@ -1,3 +1,20 @@
+# Copyright 2014 Budapest University of Technology and Economics (BME IK)
+#
+# This file is part of CIRCLE Cloud.
+#
+# CIRCLE is free software: you can redistribute it and/or modify it under
+# the terms of the GNU General Public License as published by the Free
+# Software Foundation, either version 3 of the License, or (at your option)
+# any later version.
+#
+# CIRCLE is distributed in the hope that it will be useful, but WITHOUT ANY
+# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+# FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+# details.
+#
+# You should have received a copy of the GNU General Public License along
+# with CIRCLE.  If not, see <http://www.gnu.org/licenses/>.
+
 from django.core.management.base import BaseCommand
 from vm.models import Instance, InstanceTemplate