diff --git a/custom_components/alfen_wallbox/alfen.py b/custom_components/alfen_wallbox/alfen.py
index 354ee12..4e368da 100644
--- a/custom_components/alfen_wallbox/alfen.py
+++ b/custom_components/alfen_wallbox/alfen.py
@@ -140,8 +140,8 @@ def _post(self, cmd, payload=None, allowed_login=True):
             self.login()
             return self._post(cmd, payload, False)
         response.raise_for_status()
-        if len(response.text) > 0:
-            return response.json()
+        if response:
+            return response
 
     def _get(self, url, allowed_login=True):
         response = self._session.get(url, timeout=5)
@@ -169,7 +169,7 @@ def logout(self):
 
     def _update_value(self, api_param, value):
         response = self._post(cmd=PROP, payload={api_param: {
-                              ID: api_param, VALUE: value}})
+                              ID: api_param, VALUE: str(value)}})
         _LOGGER.debug(f"Set {api_param} value {value} response {response}")
 
     def _get_value(self, api_param):
diff --git a/custom_components/alfen_wallbox/select.py b/custom_components/alfen_wallbox/select.py
index d917ae6..3c4efa6 100644
--- a/custom_components/alfen_wallbox/select.py
+++ b/custom_components/alfen_wallbox/select.py
@@ -301,6 +301,7 @@ class AlfenSelect(AlfenEntity, SelectEntity):
     """Define Alfen select."""
 
     values_dict: dict[int, str]
+    entity_description: AlfenSelectDescription
 
     def __init__(
         self, device: AlfenDevice, description: AlfenSelectDescription