diff --git a/custom_components/edgeos/component/managers/home_assistant.py b/custom_components/edgeos/component/managers/home_assistant.py
index d9c53d7..0093d3d 100644
--- a/custom_components/edgeos/component/managers/home_assistant.py
+++ b/custom_components/edgeos/component/managers/home_assistant.py
@@ -1107,7 +1107,6 @@ def _load_device_tracker(self, device: EdgeOSDeviceData):
 
             attributes = {
                 ATTR_FRIENDLY_NAME: entity_name,
-                LAST_ACTIVITY: device.last_activity_in_seconds,
             }
 
             unique_id = EntityData.generate_unique_id(