Several Molotov cocktails have been thrown into a home at Islington.
Emergency services were called to a home in Chin Chen Street at about 3am this morning.
Police say the occupant was startled by an unknown noise and saw large flames outside the home.
The fire was extinguished and police set up a crime scene.
No one was injured in the fire.
Examinations have revealed the blaze was started by several Molotov cocktails.