A man has been charged over the alleged rape of a 17-year-old girl during Leavers celebrations in Dunsborough.
The now 23-year-old, who was 17 at the time, allegedly sexually assaulted the girl in 2012.
The man from Coolbellup has been charged with four counts of aggravated sexual penetration without consent.
He will appear in the Perth Children's Court today.
The investigation is ongoing and detectives urge anyone with any information regarding this matter to call Crime Stoppers on 1800 333 000 or make a report online at www.crimestopperswa.com.au.
If you are or have been a victim of sexual abuse, or if you have information about someone being abused, you are urged to contact police on 131 444.