Westgate Divisional Response Unit detectives have charged a man following an alleged stabbing at a shopping centre in Maribyrnong on Sunday, April 21.
It is alleged two men were involved in a physical altercation inside a restaurant on Rosamond Road about 2.30pm.
A 19-year-old man sustained suspected stab wounds and was taken to hospital for treatment.
The Deanside man remains in a serious condition in hospital.
Police arrested the alleged offender at an address on Caroline Springs Boulevard in Caroline Springs this morning.
A 19-year-old Kings Park man has been charged with intentionally cause injury, affray and weapons offences.
He appeared at Melbourne Magistrates Court on Tuesday, April 23.