diff --git a/custom_components/versatile_thermostat/feature_window_manager.py b/custom_components/versatile_thermostat/feature_window_manager.py
index 6d19cc1..de96b38 100644
--- a/custom_components/versatile_thermostat/feature_window_manager.py
+++ b/custom_components/versatile_thermostat/feature_window_manager.py
@@ -508,10 +508,10 @@ class FeatureWindowManager(BaseFeatureManager):
 
     @property
     def is_window_detected(self) -> bool:
-        """Return true if the presence is configured and presence sensor is OFF"""
+        """Return true if the window is configured and open and bypass is not ON"""
         return self._is_configured and (
             self._window_state == STATE_ON or self._window_auto_state == STATE_ON
-        )
+        ) and not self._is_window_bypass
 
     @property
     def window_sensor_entity_id(self) -> bool: