-class ActivateAllAdmins < ActiveRecord::Migration
+# Copyright (C) The Arvados Authors. All rights reserved.
+#
+# SPDX-License-Identifier: AGPL-3.0
+
+class ActivateAllAdmins < ActiveRecord::Migration[4.2]
def up
User.update_all({is_active: true}, ['is_admin=?', true])
end