diff --git a/gpdm/stock.py b/gpdm/stock.py
index 126a1c5..c5d09d5 100644
--- a/gpdm/stock.py
+++ b/gpdm/stock.py
@@ -327,3 +327,4 @@ if __name__ == "__main__":
     except Exception:
         traceback.print_exc(file=sys.stdout)
         raise SystemExit(1)
+