A method of merging a first lighting system with a second lighting system, wherein the first lighting system comprises a plurality of first lighting devices located in a space and a first lighting control system for controlling the plurality of first lighting devices, wherein the second lighting system comprises a plurality of second lighting devices located in the space and a second lighting control system for controlling the plurality of second lighting devices, wherein the method comprises: - obtaining one or more signals, which one or more signals are indicative of a location of a second lighting device of the plurality of second lighting devices relative to a first lighting device of the plurality of first lighting devices, - determining if the second lighting device is located within a predetermined proximity range of the first lighting device based on the one or more signals, - obtaining, from the first lighting control system, information indicative of an association between the first lighting device and an area in the space, - associating, if the second lighting device is located within the predetermined proximity range, the second lighting device with the area associated with the first lighting device, - storing the association in a memory of the first lighting control system, and - connecting the second lighting device to the first lighting control system, characterised in that the method further comprises: - obtaining one or more further signals, which one or more further signals are indicative of a location of a further second lighting device of the plurality of second lighting devices relative to a further first lighting device of the plurality of first lighting devices, - determining if the further second lighting device is located within a predetermined proximity range of the further first lighting device based on the one or more further signals, - obtaining, from the first lighting control system, information indicative of an association between the further first lighting device and a further area in the space, - associating, if the further second lighting device is located within the predetermined proximity range, the further second lighting device with the further area associated with the further first lighting device, - storing the association in a memory of the first lighting control system, and - connecting the further second lighting device to the first lighting control system. - obtaining one or more signals, which one or more signals are indicative of a location of a second lighting device of the plurality of second lighting devices relative to a first lighting device of the plurality of first lighting devices, - determining if the second lighting device is located within a predetermined proximity range of the first lighting device based on the one or more signals, - obtaining, from the first lighting control system, information indicative of an association between the first lighting device and an area in the space, - associating, if the second lighting device is located within the predetermined proximity range, the second lighting device with the area associated with the first lighting device, - storing the association in a memory of the first lighting control system, and - connecting the second lighting device to the first lighting control system, characterised in that the method further comprises: - obtaining one or more further signals, which one or more further signals are indicative of a location of a further second lighting device of the plurality of second lighting devices relative to a further first lighting device of the plurality of first lighting devices, - determining if the further second lighting device is located within a predetermined proximity range of the further first lighting device based on the one or more further signals, - obtaining, from the first lighting control system, information indicative of an association between the further first lighting device and a further area in the space, - associating, if the further second lighting device is located within the predetermined proximity range, the further second lighting device with the further area associated with the further first lighting device, - storing the association in a memory of the first lighting control system, and - connecting the further second lighting device to the first lighting control system.