diff --git a/light/ltface.c b/light/ltface.c
index bdc3a204..5a505ff4 100644
--- a/light/ltface.c
+++ b/light/ltface.c
@@ -679,8 +679,8 @@ LightFace_Entity(const entity_t *entity, const lightsample_t *light,
  * =============
  */
 static void
-LightFace_Sky(const lightsample_t *light, const lightsurf_t *lightsurf,
-	      lightmap_t *lightmaps)
+LightFace_Sky(const lightsample_t *light, const vec3_t vector,
+	      const lightsurf_t *lightsurf, lightmap_t *lightmaps)
 {
     const modelinfo_t *modelinfo = lightsurf->modelinfo;
     const plane_t *plane = &lightsurf->plane;
@@ -692,7 +692,7 @@ LightFace_Sky(const lightsample_t *light, const lightsurf_t *lightsurf,
     lightsample_t *sample;
 
     /* Don't bother if surface facing away from sun */
-    if (DotProduct(sunvec, plane->normal) < -ANGLE_EPSILON)
+    if (DotProduct(vector, plane->normal) < -ANGLE_EPSILON)
 	return;
 
     /* if sunlight is set, use a style 0 light map */
@@ -707,7 +707,7 @@ LightFace_Sky(const lightsample_t *light, const lightsurf_t *lightsurf,
     if (mapnum == MAXLIGHTMAPS)
 	return; /* oh well, too many lightmaps... */
 
-    VectorCopy(sunvec, incoming);
+    VectorCopy(vector, incoming);
     VectorNormalize(incoming);
     angle = DotProduct(incoming, plane->normal);
     angle = (1.0 - sun_anglescale) + sun_anglescale * angle;
@@ -717,7 +717,7 @@ LightFace_Sky(const lightsample_t *light, const lightsurf_t *lightsurf,
     sample = lightmaps[mapnum].samples;
     surfpoint = lightsurf->points[0];
     for (i = 0; i < lightsurf->numpoints; i++, sample++, surfpoint += 3) {
-	if (!TestSky(surfpoint, sunvec, shadowself))
+	if (!TestSky(surfpoint, vector, shadowself))
 	    continue;
 	sample->light += angle * light->light;
 	VectorMA(sample->color, angle * light->light / 255.0f, light->color,
@@ -915,7 +915,7 @@ LightFace(dface_t *face, const modelinfo_t *modelinfo)
 	    LightFace_Entity(entity, &entity->light, &lightsurf, lightmaps);
     }
     if (sunlight.light > 0)
-	LightFace_Sky(&sunlight, &lightsurf, lightmaps);
+	LightFace_Sky(&sunlight, sunvec, &lightsurf, lightmaps);
 
     /* minlight - Use the greater of global or model minlight. */
     if (modelinfo->minlight.light > minlight.light)
@@ -931,7 +931,7 @@ LightFace(dface_t *face, const modelinfo_t *modelinfo)
 	    LightFace_Entity(entity, &entity->light, &lightsurf, lightmaps);
     }
     if (sunlight.light < 0)
-	LightFace_Sky(&sunlight, &lightsurf, lightmaps);
+	LightFace_Sky(&sunlight, sunvec, &lightsurf, lightmaps);
 
     /* Fix any negative values */
     for (i = 0; i < MAXLIGHTMAPS; i++) {