diff --git a/homeassistant/components/tuya/light.py b/homeassistant/components/tuya/light.py
index 144e3746285..d898e837d8e 100644
--- a/homeassistant/components/tuya/light.py
+++ b/homeassistant/components/tuya/light.py
@@ -380,6 +380,10 @@ LIGHTS["cz"] = LIGHTS["kg"]
 # https://developer.tuya.com/en/docs/iot/s?id=K9gf7o5prgf7s
 LIGHTS["pc"] = LIGHTS["kg"]
 
+# Dimmer (duplicate of `tgq`)
+# https://developer.tuya.com/en/docs/iot/tgq?id=Kaof8ke9il4k4
+LIGHTS["tdq"] = LIGHTS["tgq"]
+
 
 @dataclass
 class ColorData: