Police are appealing for public assistance to help locate missing brothers Johnny and Ben.
Johnny is 15-years-old and Ben is 14-years-old, both were last seen in Kurunjang about 1.30pm on 19 September and were in school uniform.
Police and family have concerns for their welfare due to their age.
Investigators have released an image of the boys in the hope that someone may have information on their current whereabouts.
Anyone who sees them is urged to contact Caroline Springs Police Station on 9361 4700.