diff --git a/homeassistant/components/ovo_energy/sensor.py b/homeassistant/components/ovo_energy/sensor.py
index 17f92a3b2e2..276705248b3 100644
--- a/homeassistant/components/ovo_energy/sensor.py
+++ b/homeassistant/components/ovo_energy/sensor.py
@@ -10,17 +10,13 @@ from ovoenergy import OVODailyUsage
 from ovoenergy.ovoenergy import OVOEnergy
 
 from homeassistant.components.sensor import (
-    STATE_CLASS_TOTAL_INCREASING,
+    SensorDeviceClass,
     SensorEntity,
     SensorEntityDescription,
+    SensorStateClass,
 )
 from homeassistant.config_entries import ConfigEntry
-from homeassistant.const import (
-    DEVICE_CLASS_ENERGY,
-    DEVICE_CLASS_MONETARY,
-    DEVICE_CLASS_TIMESTAMP,
-    ENERGY_KILO_WATT_HOUR,
-)
+from homeassistant.const import ENERGY_KILO_WATT_HOUR
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from homeassistant.helpers.typing import StateType
@@ -48,30 +44,30 @@ SENSOR_TYPES_ELECTRICITY: tuple[OVOEnergySensorEntityDescription, ...] = (
     OVOEnergySensorEntityDescription(
         key="last_electricity_reading",
         name="OVO Last Electricity Reading",
-        device_class=DEVICE_CLASS_ENERGY,
-        state_class=STATE_CLASS_TOTAL_INCREASING,
+        device_class=SensorDeviceClass.ENERGY,
+        state_class=SensorStateClass.TOTAL_INCREASING,
         native_unit_of_measurement=ENERGY_KILO_WATT_HOUR,
         value=lambda usage: usage.electricity[-1].consumption,
     ),
     OVOEnergySensorEntityDescription(
         key=KEY_LAST_ELECTRICITY_COST,
         name="OVO Last Electricity Cost",
-        device_class=DEVICE_CLASS_MONETARY,
-        state_class=STATE_CLASS_TOTAL_INCREASING,
+        device_class=SensorDeviceClass.MONETARY,
+        state_class=SensorStateClass.TOTAL_INCREASING,
         value=lambda usage: usage.electricity[-1].cost.amount,
     ),
     OVOEnergySensorEntityDescription(
         key="last_electricity_start_time",
         name="OVO Last Electricity Start Time",
         entity_registry_enabled_default=False,
-        device_class=DEVICE_CLASS_TIMESTAMP,
+        device_class=SensorDeviceClass.TIMESTAMP,
         value=lambda usage: dt_util.as_utc(usage.electricity[-1].interval.start),
     ),
     OVOEnergySensorEntityDescription(
         key="last_electricity_end_time",
         name="OVO Last Electricity End Time",
         entity_registry_enabled_default=False,
-        device_class=DEVICE_CLASS_TIMESTAMP,
+        device_class=SensorDeviceClass.TIMESTAMP,
         value=lambda usage: dt_util.as_utc(usage.electricity[-1].interval.end),
     ),
 )
@@ -80,8 +76,8 @@ SENSOR_TYPES_GAS: tuple[OVOEnergySensorEntityDescription, ...] = (
     OVOEnergySensorEntityDescription(
         key="last_gas_reading",
         name="OVO Last Gas Reading",
-        device_class=DEVICE_CLASS_ENERGY,
-        state_class=STATE_CLASS_TOTAL_INCREASING,
+        device_class=SensorDeviceClass.ENERGY,
+        state_class=SensorStateClass.TOTAL_INCREASING,
         native_unit_of_measurement=ENERGY_KILO_WATT_HOUR,
         icon="mdi:gas-cylinder",
         value=lambda usage: usage.gas[-1].consumption,
@@ -89,8 +85,8 @@ SENSOR_TYPES_GAS: tuple[OVOEnergySensorEntityDescription, ...] = (
     OVOEnergySensorEntityDescription(
         key=KEY_LAST_GAS_COST,
         name="OVO Last Gas Cost",
-        device_class=DEVICE_CLASS_MONETARY,
-        state_class=STATE_CLASS_TOTAL_INCREASING,
+        device_class=SensorDeviceClass.MONETARY,
+        state_class=SensorStateClass.TOTAL_INCREASING,
         icon="mdi:cash-multiple",
         value=lambda usage: usage.gas[-1].cost.amount,
     ),
@@ -98,14 +94,14 @@ SENSOR_TYPES_GAS: tuple[OVOEnergySensorEntityDescription, ...] = (
         key="last_gas_start_time",
         name="OVO Last Gas Start Time",
         entity_registry_enabled_default=False,
-        device_class=DEVICE_CLASS_TIMESTAMP,
+        device_class=SensorDeviceClass.TIMESTAMP,
         value=lambda usage: dt_util.as_utc(usage.gas[-1].interval.start),
     ),
     OVOEnergySensorEntityDescription(
         key="last_gas_end_time",
         name="OVO Last Gas End Time",
         entity_registry_enabled_default=False,
-        device_class=DEVICE_CLASS_TIMESTAMP,
+        device_class=SensorDeviceClass.TIMESTAMP,
         value=lambda usage: dt_util.as_utc(usage.gas[-1].interval.end),
     ),
 )