diff --git a/homeassistant/components/comelit/light.py b/homeassistant/components/comelit/light.py
index 7deb3d49624..a1743bff12d 100644
--- a/homeassistant/components/comelit/light.py
+++ b/homeassistant/components/comelit/light.py
@@ -6,7 +6,7 @@ from typing import Any
 from aiocomelit import ComelitSerialBridgeObject
 from aiocomelit.const import LIGHT, STATE_OFF, STATE_ON
 
-from homeassistant.components.light import LightEntity
+from homeassistant.components.light import ColorMode, LightEntity
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
@@ -34,8 +34,10 @@ async def async_setup_entry(
 class ComelitLightEntity(CoordinatorEntity[ComelitSerialBridge], LightEntity):
     """Light device."""
 
+    _attr_color_mode = ColorMode.ONOFF
     _attr_has_entity_name = True
     _attr_name = None
+    _attr_supported_color_modes = {ColorMode.ONOFF}
 
     def __init__(
         self,