diff --git a/include/light/ltface.hh b/include/light/ltface.hh
index 9689fc71..18b0070b 100644
--- a/include/light/ltface.hh
+++ b/include/light/ltface.hh
@@ -77,7 +77,7 @@ void WorldToTexCoord(const vec3_t world, const gtexinfo_t *tex, vec_t coord[2]);
 void PrintFaceInfo(const bsp2_dface_t *face, const mbsp_t *bsp);
 // FIXME: remove light param. add normal param and dir params.
 vec_t GetLightValue(const globalconfig_t &cfg, const light_t *entity, vec_t dist);
-std::map<int, qvec3f> GetDirectLighting(const globalconfig_t &cfg, raystream_t *rs, const vec3_t origin, const vec3_t normal);
+std::map<int, qvec3f> GetDirectLighting(const mbsp_t *bsp, const globalconfig_t &cfg, raystream_t *rs, const vec3_t origin, const vec3_t normal);
 void SetupDirt(globalconfig_t &cfg);
 float DirtAtPoint(const globalconfig_t &cfg, raystream_t *rs, const vec3_t point, const vec3_t normal, const modelinfo_t *selfshadow);
 void LightFace(const mbsp_t *bsp, bsp2_dface_t *face, facesup_t *facesup, const globalconfig_t &cfg);