diff --git a/homeassistant/components/broadlink/sensor.py b/homeassistant/components/broadlink/sensor.py
index 38d20a064612..4aab841ce5f2 100644
--- a/homeassistant/components/broadlink/sensor.py
+++ b/homeassistant/components/broadlink/sensor.py
@@ -10,12 +10,12 @@ from homeassistant.components.sensor import (
 )
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.const import (
-    CONCENTRATION_MICROGRAMS_PER_CUBIC_METER,
-    PERCENTAGE,
+    UnitOfDensity,
     UnitOfElectricCurrent,
     UnitOfElectricPotential,
     UnitOfEnergy,
     UnitOfPower,
+    UnitOfRatio,
     UnitOfTemperature,
 )
 from homeassistant.core import HomeAssistant
@@ -37,25 +37,25 @@ SENSOR_TYPES: tuple[SensorEntityDescription, ...] = (
     ),
     SensorEntityDescription(
         key="pm10",
-        native_unit_of_measurement=CONCENTRATION_MICROGRAMS_PER_CUBIC_METER,
+        native_unit_of_measurement=UnitOfDensity.MICROGRAMS_PER_CUBIC_METER,
         device_class=SensorDeviceClass.PM10,
         state_class=SensorStateClass.MEASUREMENT,
     ),
     SensorEntityDescription(
         key="pm2_5",
-        native_unit_of_measurement=CONCENTRATION_MICROGRAMS_PER_CUBIC_METER,
+        native_unit_of_measurement=UnitOfDensity.MICROGRAMS_PER_CUBIC_METER,
         device_class=SensorDeviceClass.PM25,
         state_class=SensorStateClass.MEASUREMENT,
     ),
     SensorEntityDescription(
         key="pm1",
-        native_unit_of_measurement=CONCENTRATION_MICROGRAMS_PER_CUBIC_METER,
+        native_unit_of_measurement=UnitOfDensity.MICROGRAMS_PER_CUBIC_METER,
         device_class=SensorDeviceClass.PM1,
         state_class=SensorStateClass.MEASUREMENT,
     ),
     SensorEntityDescription(
         key="humidity",
-        native_unit_of_measurement=PERCENTAGE,
+        native_unit_of_measurement=UnitOfRatio.PERCENTAGE,
         device_class=SensorDeviceClass.HUMIDITY,
         state_class=SensorStateClass.MEASUREMENT,
     ),