diff --git a/htheatpump/htparams.py b/htheatpump/htparams.py
index d781f6b..59f2b1b 100644
--- a/htheatpump/htparams.py
+++ b/htheatpump/htparams.py
@@ -32,7 +32,7 @@
 import csv
 import enum
 from os import path
-from typing import Any, Dict, ItemsView, KeysView, Optional, Tuple, Union, ValuesView  #, get_args
+from typing import Any, Dict, ItemsView, KeysView, Optional, Tuple, Union, ValuesView  # , get_args
 
 from .utils import Singleton