diff --git a/custom_components/aliexpress_openplatform/config_flow.py b/custom_components/aliexpress_openplatform/config_flow.py
index 89cfbcb..e60035e 100644
--- a/custom_components/aliexpress_openplatform/config_flow.py
+++ b/custom_components/aliexpress_openplatform/config_flow.py
@@ -24,7 +24,7 @@ class ConfigFlow(config_entries.ConfigFlow):
 
     def __init__(self) -> None:
         """Initialize values."""
-        self._errors: dict[str, str] = {} 
+        self._errors: dict[str, str] = {}
 
     async def async_step_user(
         self, user_input: dict[str, Any] | None = None
diff --git a/custom_components/aliexpress_openplatform/sensor.py b/custom_components/aliexpress_openplatform/sensor.py
index 5a672e4..abdaedc 100644
--- a/custom_components/aliexpress_openplatform/sensor.py
+++ b/custom_components/aliexpress_openplatform/sensor.py
@@ -4,7 +4,7 @@
 
 from datetime import datetime, timedelta, timezone
 import logging
-from typing import TYPE_CHECKING, Set
+from typing import TYPE_CHECKING
 
 from aliexpress_api import AliexpressApi, models