diff --git a/homeassistant/components/sensor/xbox_live.py b/homeassistant/components/sensor/xbox_live.py
index 9552eea1001..36e100394e9 100644
--- a/homeassistant/components/sensor/xbox_live.py
+++ b/homeassistant/components/sensor/xbox_live.py
@@ -11,7 +11,6 @@ from homeassistant.components.sensor import PLATFORM_SCHEMA
 from homeassistant.const import (CONF_API_KEY, STATE_UNKNOWN)
 import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers.entity import Entity
-from homeassistant.util import slugify
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -73,11 +72,6 @@ class XboxSensor(Entity):
         """Return the name of the sensor."""
         return self._gamertag
 
-    @property
-    def entity_id(self):
-        """Return the entity ID."""
-        return 'sensor.xbox_' + slugify(self._gamertag)
-
     @property
     def state(self):
         """Return the state of the sensor."""