Greater Dandenong Crime Investigation Unit detectives are investigating a burglary that occurred at a Keysborough supermarket last month.
Investigators believe an unknown man forced entry into the Cheltenham Road business about 1.30am on 4 December.
The man forced open multiple cash registers and stole a quantity of cash before fleeing the scene.
Detectives have released images of a man they believe may be able to assist with their enquiries.
He is was wearing a black hooded jumper, light coloured pants, black ankle shoes with a white sole, and was carrying a grey bag.
Anyone with information is urged to call Crime Stoppers on 1800 333 000 or submit a confidential report online at www.crimestoppersvic.com.au