diff --git a/homeassistant/components/decora/light.py b/homeassistant/components/decora/light.py
index 402b4f4c85a..b43881c39b9 100644
--- a/homeassistant/components/decora/light.py
+++ b/homeassistant/components/decora/light.py
@@ -13,8 +13,8 @@ import voluptuous as vol
 from homeassistant import util
 from homeassistant.components.light import (
     ATTR_BRIGHTNESS,
-    COLOR_MODE_BRIGHTNESS,
     PLATFORM_SCHEMA,
+    ColorMode,
     LightEntity,
 )
 from homeassistant.const import CONF_API_KEY, CONF_DEVICES, CONF_NAME
@@ -96,8 +96,8 @@ def setup_platform(
 class DecoraLight(LightEntity):
     """Representation of an Decora light."""
 
-    _attr_color_mode = COLOR_MODE_BRIGHTNESS
-    _attr_supported_color_modes = {COLOR_MODE_BRIGHTNESS}
+    _attr_color_mode = ColorMode.BRIGHTNESS
+    _attr_supported_color_modes = {ColorMode.BRIGHTNESS}
 
     def __init__(self, device):
         """Initialize the light."""