A man was injured when a Port Kennedy fast food outlet was robbed at knife-point last night.
At 8.20pm the male offender entered the shop on Warnbro Sound Avenue and produced a knife before demanding cash.
A 27-year old man from Waikiki was assaulted during the robbery.
He was taken to Rockingham Hospital for treatment to non-life threatening injuries.
The offender fled on foot. He is described as about 40 to 50 years of age, about 180cm to 190cm tall, with fair skin and a slim build.
He was wearing dark-coloured clothing.
Anyone with information can call Crime Stoppers on 1800 333 000.