Varun Dhawan, who will be seen in the new version of "Coolie No 1", says it is not a remake but the essence of the original film will be retained. Varun's father David Dhawan had directed the Govinda-starrer 1995 hit. The actor says the film is currently in the scripting stage. "Work is on for 'Coolie No 1'. The shoot will start in August-September." The actor is promoting his next, "Kalank" currently working on.