The invention relates to a cover for a support arrangement of a strip light system, said support system comprising at least two elongate support rail elements (1, 2) which are arranged behind each other in the longitudinal direction. According to the invention, the cover is formed by an elongate profile part (3) on which several contact elements (5) which are interconnected by means of at least one cable (4) are arranged, and which are designed to make contact by means of the light modules of the strip light system.