diff --git a/custom_components/mikrotik_router/device_tracker.py b/custom_components/mikrotik_router/device_tracker.py
index b2cd055..4e3fe0f 100644
--- a/custom_components/mikrotik_router/device_tracker.py
+++ b/custom_components/mikrotik_router/device_tracker.py
@@ -145,14 +145,3 @@ class MikrotikHostDeviceTracker(MikrotikDeviceTracker):
     def state(self) -> str:
         """Return the state of the device."""
         return self._ctrl.option_zone if self.is_connected else STATE_NOT_HOME
-
-    @property
-    def extra_state_attributes(self) -> Mapping[str, Any]:
-        """Return the state attributes."""
-        attributes = super().extra_state_attributes
-        if self._data["last-seen"]:
-            attributes[format_attribute("last-seen")] = get_age(self._data["last-seen"])
-        else:
-            attributes[format_attribute("last-seen")] = "unknown"
-
-        return attributes