diff --git a/homeassistant/components/advantage_air/sensor.py b/homeassistant/components/advantage_air/sensor.py
index 5912101fd65..4f3258e824e 100644
--- a/homeassistant/components/advantage_air/sensor.py
+++ b/homeassistant/components/advantage_air/sensor.py
@@ -1,7 +1,11 @@
 """Sensor platform for Advantage Air integration."""
 import voluptuous as vol
 
-from homeassistant.components.sensor import STATE_CLASS_MEASUREMENT, SensorEntity
+from homeassistant.components.sensor import (
+    DEVICE_CLASS_TEMPERATURE,
+    STATE_CLASS_MEASUREMENT,
+    SensorEntity,
+)
 from homeassistant.const import PERCENTAGE, TEMP_CELSIUS
 from homeassistant.helpers import config_validation as cv, entity_platform
 
@@ -138,11 +142,11 @@ class AdvantageAirZoneSignal(AdvantageAirEntity, SensorEntity):
 
 
 class AdvantageAirZoneTemp(AdvantageAirEntity, SensorEntity):
-    """Representation of Advantage Air Zone wireless signal sensor."""
+    """Representation of Advantage Air Zone temperature sensor."""
 
     _attr_native_unit_of_measurement = TEMP_CELSIUS
+    _attr_device_class = DEVICE_CLASS_TEMPERATURE
     _attr_state_class = STATE_CLASS_MEASUREMENT
-    _attr_icon = "mdi:thermometer"
     _attr_entity_registry_enabled_default = False
 
     def __init__(self, instance, ac_key, zone_key):