Police are investigating after a teenager sustained a suspected stab wound in Pakenham on Saturday 24 September.
Emergency services were called to Superior Waters to reports of an injured man about 8.30am.
A 18-year-old Narre Warren man was taken to hospital with non-life-threatening injuries.
The exact circumstances surrounding the incident are yet to be determined and investigations remain ongoing.
Anyone with information that could assist police is urged to contact Crime Stoppers on 1800 333 000.