The death toll in the collapse of a lift at an under-construction building here rose to six and police arrested its contractor and supervisor for allegedly flouting safety norms, an official said on Sunday.

On Saturday, five people were killed and one person was injured after the lift came crashing down at the construction site near Hanuman Gully in Worli area of central Mumbai. According to police, the injured person later succumbed to his injuries, which took the toll to six. The deceased have been identified as Chinmay Anand Mandal (33), Bharat Anand Mandal (30), Anilkumar Nandlal Yadav, Avinash Das (35), Abhay Mistry Yadav (32) and Laxman Mandal (35).