Melbourne Crime Investigation Unit detectives have arrested two teenagers following a fire in Southbank on Thursday afternoon (July 5).
Emergency services were called to a building fire on Clarendon St just after 4pm.
No one was inside the abandoned warehouse at the time of the incident, and no one was injured.
The 13-year-old and 15-year-old males from Little River and Safety Beach were arrested at Southern Cross Station and were assisting investigators with their enquiries in relation to arson and other matters.
Investigators are not looking for anyone else in connection to the incident at this stage.
Clarendon St between City Rd and Whiteman St on the west side was closed until the area was deemed safe.