Detectives are investigating an attempted armed robbery at a service station in Caboolture overnight.
At around 11:30pm a man armed with a knife approached two people at the business on Lower King Street, demanding their vehicles.
When a third person arrived at the station the man fled the scene on foot.
No one was physically injured during the incident and no property or cars were stolen.
The man is described as Caucasian, aged in his early 20s and was last seen wearing a bright blue polo shirt with dark shorts and a white cap.