diff --git a/homeassistant/components/homewizard/sensor.py b/homeassistant/components/homewizard/sensor.py
index 24ed5933d06..8b822bffc50 100644
--- a/homeassistant/components/homewizard/sensor.py
+++ b/homeassistant/components/homewizard/sensor.py
@@ -27,6 +27,7 @@ from homeassistant.const import (
     UnitOfPower,
     UnitOfReactivePower,
     UnitOfVolume,
+    UnitOfVolumeFlowRate,
 )
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.device_registry import DeviceInfo
@@ -565,7 +566,7 @@ SENSORS: Final[tuple[HomeWizardSensorEntityDescription, ...]] = (
     HomeWizardSensorEntityDescription(
         key="active_liter_lpm",
         translation_key="active_liter_lpm",
-        native_unit_of_measurement="l/min",
+        native_unit_of_measurement=UnitOfVolumeFlowRate.LITERS_PER_MINUTE,
         state_class=SensorStateClass.MEASUREMENT,
         has_fn=lambda data: data.active_liter_lpm is not None,
         value_fn=lambda data: data.active_liter_lpm,
diff --git a/tests/components/homewizard/snapshots/test_sensor.ambr b/tests/components/homewizard/snapshots/test_sensor.ambr
index a91c87722d1..c5de96cbf8f 100644
--- a/tests/components/homewizard/snapshots/test_sensor.ambr
+++ b/tests/components/homewizard/snapshots/test_sensor.ambr
@@ -6468,7 +6468,7 @@
     'supported_features': 0,
     'translation_key': 'active_liter_lpm',
     'unique_id': 'HWE-P1_5c2fafabcdef_active_liter_lpm',
-    'unit_of_measurement': 'l/min',
+    'unit_of_measurement': <UnitOfVolumeFlowRate.LITERS_PER_MINUTE: 'L/min'>,
   })
 # ---
 # name: test_sensors[HWE-P1-entity_ids0][sensor.device_water_usage:state]
@@ -6476,7 +6476,7 @@
     'attributes': ReadOnlyDict({
       'friendly_name': 'Device Water usage',
       'state_class': <SensorStateClass.MEASUREMENT: 'measurement'>,
-      'unit_of_measurement': 'l/min',
+      'unit_of_measurement': <UnitOfVolumeFlowRate.LITERS_PER_MINUTE: 'L/min'>,
     }),
     'context': <ANY>,
     'entity_id': 'sensor.device_water_usage',
@@ -10228,7 +10228,7 @@
     'supported_features': 0,
     'translation_key': 'active_liter_lpm',
     'unique_id': 'HWE-P1_5c2fafabcdef_active_liter_lpm',
-    'unit_of_measurement': 'l/min',
+    'unit_of_measurement': <UnitOfVolumeFlowRate.LITERS_PER_MINUTE: 'L/min'>,
   })
 # ---
 # name: test_sensors[HWE-P1-invalid-EAN-entity_ids9][sensor.device_water_usage:state]
@@ -10236,7 +10236,7 @@
     'attributes': ReadOnlyDict({
       'friendly_name': 'Device Water usage',
       'state_class': <SensorStateClass.MEASUREMENT: 'measurement'>,
-      'unit_of_measurement': 'l/min',
+      'unit_of_measurement': <UnitOfVolumeFlowRate.LITERS_PER_MINUTE: 'L/min'>,
     }),
     'context': <ANY>,
     'entity_id': 'sensor.device_water_usage',
@@ -13562,7 +13562,7 @@
     'supported_features': 0,
     'translation_key': 'active_liter_lpm',
     'unique_id': 'HWE-P1_5c2fafabcdef_active_liter_lpm',
-    'unit_of_measurement': 'l/min',
+    'unit_of_measurement': <UnitOfVolumeFlowRate.LITERS_PER_MINUTE: 'L/min'>,
   })
 # ---
 # name: test_sensors[HWE-P1-zero-values-entity_ids1][sensor.device_water_usage:state]
@@ -13570,7 +13570,7 @@
     'attributes': ReadOnlyDict({
       'friendly_name': 'Device Water usage',
       'state_class': <SensorStateClass.MEASUREMENT: 'measurement'>,
-      'unit_of_measurement': 'l/min',
+      'unit_of_measurement': <UnitOfVolumeFlowRate.LITERS_PER_MINUTE: 'L/min'>,
     }),
     'context': <ANY>,
     'entity_id': 'sensor.device_water_usage',
@@ -15301,7 +15301,7 @@
     'supported_features': 0,
     'translation_key': 'active_liter_lpm',
     'unique_id': 'HWE-P1_5c2fafabcdef_active_liter_lpm',
-    'unit_of_measurement': 'l/min',
+    'unit_of_measurement': <UnitOfVolumeFlowRate.LITERS_PER_MINUTE: 'L/min'>,
   })
 # ---
 # name: test_sensors[HWE-WTR-entity_ids4][sensor.device_water_usage:state]
@@ -15309,7 +15309,7 @@
     'attributes': ReadOnlyDict({
       'friendly_name': 'Device Water usage',
       'state_class': <SensorStateClass.MEASUREMENT: 'measurement'>,
-      'unit_of_measurement': 'l/min',
+      'unit_of_measurement': <UnitOfVolumeFlowRate.LITERS_PER_MINUTE: 'L/min'>,
     }),
     'context': <ANY>,
     'entity_id': 'sensor.device_water_usage',