The invention relates to a device for automatically adjusting the headlight range of a motor vehicle, comprising at least vertically adjustment headlights comprising a control unit provided with a sensor device which is used to detect vehicle and/or ambient data and an evaluation and control device which is used to determine control data for controlling the at least vertically adjustable headlights. The sensor device is embodied as a non-predictable working sensor which is used to detect the vertical roadway curving.