Ceiling comprising adjacent luminaries (1), whereby a luminaries (1) is fixed by at least two separate fixation means. The fixation means comprising only one suspension member (2,3) connected to the center of the upper side (6) of the luminaries (1). Furthermore, there is at least one fixation member (22) connecting the luminaries (1) to an adjacent luminaries (1). The lower sides (10) of the luminaries (1) form a substantial flat surface of the ceiling.