Police are hunting a woman who held up a service station in Rockingham.
The woman, armed with a gun, entered the store on Dixon Road around 3pm on Monday June 17 and threatened a staff member before demanding cash.
She fled the store on foot with a sum of money.
The woman was wearing a dark hooded jumper and grey tracksuit pants.
Detectives would like to speak to anyone who was in the area at the time who may have seen the woman.
Any motorists who were in the area around the time of the hold up or anyone with dash-cam vision is asked to come forward.
Anyone with information is asked to contact Crime Stoppers on 1800 333 000 or report online at crimestopperswa.com.au.