Armed Crime Taskforce detectives are investigating an armed robbery committed on a licensed premises in Keilor in June.
Investigators believe the incident occurred at the Old Keilor Hotel on the Old Calder Highway, Keilor on Sunday 24 June 2012.
Around 3.20am staff at the hotel were confronted by a lone male offender who was inside the cash office.
The offender, armed with a handgun then stole a significant quantity of cash before locking the staff members in the cash room.
The offender fled the scene and it is unclear at this stage how the man gained entry to the office.
The Old Keilor Hotel, which was closed at the time of the incident, is also a gaming venue.