The invention relates to an arrangement for attaching a working tool to a working machine, preferably to a three-point hitch of the working machine, comprising a pushing arm articulated, at one end, to the working machine, and two pulling arms articulated, at one end, to the working machine. The arrangement comprises a coupling mechanism for attaching the three-point hitch, from the cabin of the working machine, to the working tool, or, to a quick hitch positioned between the working tool and the working machine.