diff --git a/lib/xos-genx/tests/test_cli.py b/lib/xos-genx/tests/test_cli.py
index af21253..6e76073 100644
--- a/lib/xos-genx/tests/test_cli.py
+++ b/lib/xos-genx/tests/test_cli.py
@@ -36,4 +36,4 @@
             self.assertEqual(actual_args.output, expected_args.output)
 
 if __name__ == '__main__':
-    unittest.main()
\ No newline at end of file
+    unittest.main()