Abstract: A method of producing hinged-lid packets of cigarettes on a continuous automatic machine, whereby a blank is closed about a group of cigarettes, the blank having a longitudinal axis, a rear panel, first tabs connected to the rear panel, and second and third tabs connected to the first tabs; the method providing for feeding the blank continuously along a given path with the axis of the blank crosswise to the path; and folding the first tabs with respect to the rear panel so that the second and third tabs are so positioned as to be intercepted by fixed folding devices located along the path.