Initial information indicates two men armed with a knife entered the business on Parkridge Avenue around 7.30pm.
They demanded money from the attendant and fled the shop after taking a sum of cash from the register.
One offender is described as around 180cm tall with a slim build. He was wearing a green hooded top and dark coloured pants.
The other man is described as around 170cm tall with a slim build. He was wearing a black hooded top and pants.
Anyone with information which could assist police with their investigations should contact Crime Stoppers anonymously via 1800 333 000 or crimestoppers.com.au 24hrs a day.
Crime Stoppers is a charitable community volunteer organisation working in partnership with the Queensland Police Service.