An adhesive tape for flying splice, havinga) two long edges (14, 16) of a top side and of a bottom side,b) a cleavable backing system (7),c) a self-adhesive composition (8) on the top side of the cleavable backing (7) andd) a self-adhesive composition (9) on the bottom side of the cleavable backing (7),characterized in thate) at least the one of the long edges (14) at which the cleaving of the cleavable backing (7) begins during flying splice (front edge) exhibits a jagged cut (15).