A man is under arrest after a fight at a west-end mall early Saturday morning.

Police said the suspect got into a dispute with another man around 5:15 a.m. in the parking lot of the Galleria Shopping Centre at Dufferin and Dupont streets.

The victim was taken to Sunnybrook hospital with serious head injuries. The suspect was treated in hospital for minor injuries.

The parking lot was cordoned off as the forensics unit investigated.