Abstract: A tug boat having at least one towing winch and a movable towing point apparatus, wherein said towing point apparatus can guide a towing cable from a towing winch to a vessel to be assisted, comprising a rotating element that at least partly guides the towing cable such that the pulling force on said cable is transmitted to the tug boat at least partly through said rotating element when in use, said rotating element pivoting freely around a first axis and said first axis fixed to an arm which in turn can pivot about a second axis, said second axis being spaced apart from said first axis and the second axis being non-parallel.