Police are investigating the robbery of a convenience store in Morningside on May 13.
Preliminary information indicates that around 5pm a man entered a convenience store on Thynne Road and claimed he had a knife then demanded a sum of cash from a female attendant.
The man then left the store appearing to be suffering a limp, but it is unknown which direction he went.
The man is described as being Caucasian, around 175cms, medium build with grey hair and is balding. He was wearing a dark t-shirt and dark long pants.
Investigations are continuing.
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You can report information about crime anonymously to Crime Stoppers, a registered charity and community volunteer organisation, by calling 1800 333 000 or via crimestoppersqld.com.au 24hrs per day.