Lighting device for a motor vehicle headlight, the lighting device comprising: - a light module comprising: - at least one light source, - a primary optics for forming a light distribution from the light of the at least one light source, - a heat sink in thermal contact with the at least one light source and adapted to dissipate heat from the at least one light source, and - a holding body adapted to hold the primary optics in position with respect to the at least one light source, the holding body and the heat sink being connected to each other by means of at least one fastening means, - and a supporting frame to which the light module is fixed by means of at least one adjusting screw, the adjusting screw comprising a screw head and a screw portion along a longitudinal axis, which screw head is articulated to the light module and which screw portion engages the supporting frame characterized in that the light module comprises at least one bearing device for the articulated mounting of the screw head of the at least one adjusting screw, which bearing device comprises a first and a second bearing shell (910, 920), wherein the first and the second bearing shell (910, 920) jointly forming a joint socket by bringing the two bearing shells together, wherein the first bearing shell is arranged on and integrally made with the retaining body and the second bearing shell is arranged on and integrally made with the cooling body, and wherein the bearing means is arranged to support the screw head of the at least one adjusting screw, and wherein the joint socket surrounds the screw head of the at least one adjusting screw in such a way that the at least one adjusting screw is secured against displacement in the direction of its longitudinal axis, wherein the screw head of the at least one adjusting screw is rotatably mounted about the longitudinal axis of the adjusting screw in the at least one bearing means, so that the adjusting screw and the corresponding bearing means form a so-called ball joint. - a light module comprising: - at least one light source, - a primary optics for forming a light distribution from the light of the at least one light source, - a heat sink in thermal contact with the at least one light source and adapted to dissipate heat from the at least one light source, and - a holding body adapted to hold the primary optics in position with respect to the at least one light source, the holding body and the heat sink being connected to each other by means of at least one fastening means, - at least one light source, - a primary optics for forming a light distribution from the light of the at least one light source, - a heat sink in thermal contact with the at least one light source and adapted to dissipate heat from the at least one light source, and - a holding body adapted to hold the primary optics in position with respect to the at least one light source, the holding body and the heat sink being connected to each other by means of at least one fastening means, - and a supporting frame to which the light module is fixed by means of at least one adjusting screw, the adjusting screw comprising a screw head and a screw portion along a longitudinal axis, which screw head is articulated to the light module and which screw portion engages the supporting frame