diff --git a/custom_components/monoprice_custom/sensor.py b/custom_components/monoprice_custom/sensor.py
index f82a86c..478a13e 100755
--- a/custom_components/monoprice_custom/sensor.py
+++ b/custom_components/monoprice_custom/sensor.py
@@ -74,7 +74,7 @@ def __init__(self, monoprice, sensor_type, namespace, zone_id):
         self._attr_name = f"{sensor_type}"
         self._attr_native_value = None
         self._attr_device_info = DeviceInfo(
-            identifiers={(DOMAIN, self.unique_id)},
+            identifiers={(DOMAIN, self._zone_id)},
             manufacturer="Monoprice",
             model="6-Zone Amplifier",
             name=f"Zone {self._zone_id}"