The invention relates to a hatch actuation unit of a motor vehicle for a drive based opening and closing of a hatch leaf comprising a hatch drive arrangement for moving the hatch leaf in an opening sequence from a closed hatch position into an open hatch position and in a closing sequence from an open hatch position into a closed hatch position, a first closing element for engaging a second closing element for closing of the hatch leaf in a cinching subsequence of the closing sequence, wherein the first closing element is driven by the hatch drive arrangement in the cinching subsequence of the closing sequence.