A person who received burn injuries in Lakshmipur arson has succumbed to his injuries at Dhaka medical College Hospital.
Kamal Hossain died at the hospital on Tuesday morning.
Assistant Superintendent of Police Nasim Mia endorsed the death to the Dhaka Tribune.
Earlier, three people were burned when miscreants hurled petrol bomb at the auto-rickshaw near Lakshmipur New Women's College around 9pm on Sunday.
Later one of the injured died on the way to Dhaka.