diff --git a/custom_components/youtube/sensor.py b/custom_components/youtube/sensor.py
index 287ec4f..c38e03d 100644
--- a/custom_components/youtube/sensor.py
+++ b/custom_components/youtube/sensor.py
@@ -114,6 +114,11 @@ def state(self):
         """State."""
         return self._state
 
+    @property
+    def unique_id(self):
+        """Return unique ID for this sensor."""
+        return self.channel_id
+
     @property
     def icon(self):
         """Icon."""