Crews were called to a fire at a Worthing flat caused by an incense burner.
Two fire engines from Worthing were sent to the fire at a ground floor flat in Centrecourt Road at 6pm.
A spokesman for West Sussex Fire and Rescue Service said the fire started in a ground floor bedroom.
She added: “When crews arrived, smoke was issuing from the ground floor doorway.
“An emergency smoke alarm was fitted in the flat. No one was hurt in the incident.”