diff --git a/Pipfile b/Pipfile
index 68ec64d..173d643 100644
--- a/Pipfile
+++ b/Pipfile
@@ -10,6 +10,8 @@ attrs = "==21.2.0"
 [dev-packages]
 ipdb = "*"
 ipython = "*"
+build = "*"
+twine = "*"
 
 [requires]
 python_version = "3"
diff --git a/ideenergy/client.py b/ideenergy/client.py
index cf9ff23..31e2496 100644
--- a/ideenergy/client.py
+++ b/ideenergy/client.py
@@ -22,7 +22,7 @@
 import functools
 import json
 import logging
-from datetime import datetime, timedelta, date
+from datetime import datetime, timedelta
 from typing import Any, Dict, List, Optional, Union
 
 import aiohttp