A Subiaco bar has been targeted by an arson attack for the second time in a week in the early hours of this morning.
At about 4:10am, police were called to the fire at the Voyeur Bar in Hay Street.
The Department of Fire and Emergency Services attended the building and extinguished the fire.
Arson Squad detectives are investigating the cause of the fire.
They are currently conducting an assessment off the fire scene.
Arsonists hit the bar at a similar time on Saturday morning when two men broke into the bar and poured accelerant in the premises before setting it alight.
Anyone with information about the fire or saw someone acting suspiciously in the Subiaco area between midnight and 4:00am this morning is asked to contact Crime Stoppers on 1800 333 000 or make a report online at www.crimestopperswa.com.au.