From 24ce1cc654d07a9be23d25eab110ff2a4a752abe Mon Sep 17 00:00:00 2001
From: Franck Nijhof <git@frenck.dev>
Date: Sat, 29 Aug 2026 01:24:14 +0200
Subject: [PATCH] Report the uHoo volatile organic compounds in the class that
 carries its unit (#180567)

---
 homeassistant/components/uhoo/sensor.py          | 2 +-
 tests/components/uhoo/snapshots/test_sensor.ambr | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/homeassistant/components/uhoo/sensor.py b/homeassistant/components/uhoo/sensor.py
index ed9b8298667b..0044d97ec1cd 100644
--- a/homeassistant/components/uhoo/sensor.py
+++ b/homeassistant/components/uhoo/sensor.py
@@ -99,7 +99,7 @@ SENSOR_TYPES: tuple[UhooSensorEntityDescription, ...] = (
     UhooSensorEntityDescription(
         key=API_TVOC,
         translation_key="volatile_organic_compounds",
-        device_class=SensorDeviceClass.VOLATILE_ORGANIC_COMPOUNDS,
+        device_class=SensorDeviceClass.VOLATILE_ORGANIC_COMPOUNDS_PARTS,
         native_unit_of_measurement=UnitOfRatio.PARTS_PER_BILLION,
         state_class=SensorStateClass.MEASUREMENT,
         value_fn=lambda data: data.tvoc,
diff --git a/tests/components/uhoo/snapshots/test_sensor.ambr b/tests/components/uhoo/snapshots/test_sensor.ambr
index b8c8624aeb65..8900f3a0516f 100644
--- a/tests/components/uhoo/snapshots/test_sensor.ambr
+++ b/tests/components/uhoo/snapshots/test_sensor.ambr
@@ -629,7 +629,7 @@
     'object_id_base': 'Volatile organic compounds',
     'options': dict({
     }),
-    'original_device_class': <SensorDeviceClass.VOLATILE_ORGANIC_COMPOUNDS: 'volatile_organic_compounds'>,
+    'original_device_class': <SensorDeviceClass.VOLATILE_ORGANIC_COMPOUNDS_PARTS: 'volatile_organic_compounds_parts'>,
     'original_icon': None,
     'original_name': 'Volatile organic compounds',
     'platform': 'uhoo',
@@ -644,7 +644,7 @@
 # name: test_sensor_snapshot[sensor.test_device_volatile_organic_compounds-state]
   StateSnapshot({
     'attributes': ReadOnlyDict({
-      <EntityStateAttribute.DEVICE_CLASS: 'device_class'>: 'volatile_organic_compounds',
+      <EntityStateAttribute.DEVICE_CLASS: 'device_class'>: 'volatile_organic_compounds_parts',
       <EntityStateAttribute.FRIENDLY_NAME: 'friendly_name'>: 'Test Device Volatile organic compounds',
       <SensorEntityCapabilityAttribute.STATE_CLASS: 'state_class'>: <SensorStateClass.MEASUREMENT: 'measurement'>,
       <EntityStateAttribute.UNIT_OF_MEASUREMENT: 'unit_of_measurement'>: <UnitOfRatio.PARTS_PER_BILLION: 'ppb'>,