diff --git a/custom_components/midea_ac_lan/fan.py b/custom_components/midea_ac_lan/fan.py
index 32ef08e..be6166d 100644
--- a/custom_components/midea_ac_lan/fan.py
+++ b/custom_components/midea_ac_lan/fan.py
@@ -63,7 +63,7 @@ async def async_setup_entry(
 
 # HA version >= 2024,8 support TURN_ON | TURN_OFF,for future changes, ref PR #285
 try:
-    FAN_FEATURE_TURN_ON_OFF = FanEntityFeature['TURN_ON'] | FanEntityFeature['TURN_OFF']
+    FAN_FEATURE_TURN_ON_OFF = FanEntityFeature["TURN_ON"] | FanEntityFeature["TURN_OFF"]
 except KeyError:
     FAN_FEATURE_TURN_ON_OFF = FanEntityFeature(0)