diff --git a/shaders/compiled/frag_rt_quad.spv b/shaders/compiled/frag_rt_quad.spv
index 8a2654c..e1575e8 100644
Binary files a/shaders/compiled/frag_rt_quad.spv and b/shaders/compiled/frag_rt_quad.spv differ
diff --git a/shaders/rt_quad.frag b/shaders/rt_quad.frag
index 93b04be..e9baaa8 100644
--- a/shaders/rt_quad.frag
+++ b/shaders/rt_quad.frag
@@ -364,7 +364,7 @@ vec3 diffuse_tracing(uint volume_start, uvec2 raster_pos, vec3 pos, uint f) {
 
             vec3 offset = vec3(x_offset, y_offset, z_offset);
 
-            color_sum += get_lighting_color(volume_start, origPosition + offset, orig_color_sample, normal) / float(raster_points);
+            color_sum += get_lighting_color(volume_start, pos + offset, orig_color_sample, normal) / float(raster_points);
         }
     }