diff --git a/homeassistant/components/home_connect/api.py b/homeassistant/components/home_connect/api.py
index cf14de7cc42..380688ba6ff 100644
--- a/homeassistant/components/home_connect/api.py
+++ b/homeassistant/components/home_connect/api.py
@@ -7,12 +7,12 @@ import homeconnect
 from homeconnect.api import HomeConnectError
 
 from homeassistant import config_entries, core
+from homeassistant.components.sensor import SensorDeviceClass
 from homeassistant.const import (
     ATTR_DEVICE_CLASS,
     ATTR_ICON,
     CONF_DEVICE,
     CONF_ENTITIES,
-    DEVICE_CLASS_TIMESTAMP,
     PERCENTAGE,
     TIME_SECONDS,
 )
@@ -159,7 +159,7 @@ class DeviceWithPrograms(HomeConnectDevice):
         device.
         """
         sensors = {
-            "Remaining Program Time": (None, None, DEVICE_CLASS_TIMESTAMP, 1),
+            "Remaining Program Time": (None, None, SensorDeviceClass.TIMESTAMP, 1),
             "Duration": (TIME_SECONDS, "mdi:update", None, 1),
             "Program Progress": (PERCENTAGE, "mdi:progress-clock", None, 1),
         }
diff --git a/homeassistant/components/home_connect/sensor.py b/homeassistant/components/home_connect/sensor.py
index 910bec3e6ab..8c68113a055 100644
--- a/homeassistant/components/home_connect/sensor.py
+++ b/homeassistant/components/home_connect/sensor.py
@@ -3,8 +3,8 @@
 from datetime import timedelta
 import logging
 
-from homeassistant.components.sensor import SensorEntity
-from homeassistant.const import CONF_ENTITIES, DEVICE_CLASS_TIMESTAMP
+from homeassistant.components.sensor import SensorDeviceClass, SensorEntity
+from homeassistant.const import CONF_ENTITIES
 import homeassistant.util.dt as dt_util
 
 from .const import ATTR_VALUE, BSH_OPERATION_STATE, DOMAIN
@@ -57,7 +57,7 @@ class HomeConnectSensor(HomeConnectEntity, SensorEntity):
         if self._key not in status:
             self._state = None
         else:
-            if self.device_class == DEVICE_CLASS_TIMESTAMP:
+            if self.device_class == SensorDeviceClass.TIMESTAMP:
                 if ATTR_VALUE not in status[self._key]:
                     self._state = None
                 elif (