diff --git a/wrap/io_trimesh/export_3ds.h b/wrap/io_trimesh/export_3ds.h
index 387222f5..9a473b75 100644
--- vcglib/wrap/io_trimesh/export_3ds.h
+++ b/wrap/io_trimesh/export_3ds.h
@@ -362,7 +362,7 @@ namespace io {
 
 				if((mask & vcg::tri::io::Mask::IOM_FACECOLOR) | (mask & vcg::tri::io::Mask::IOM_WEDGTEXCOORD))
 				{
-					int material_index = vcg::tri::io::Materials<SaveMeshType>::CreateNewMaterial(m, materials, 0, fi);
+					int material_index = vcg::tri::io::Materials<SaveMeshType>::CreateNewMaterial(m, materials, fi);
 					if(material_index == (int)materials.size())
 					{
 						Lib3dsMaterial *material = lib3ds_material_new();//creates a new material