diff --git a/Polyhedron/demo/Polyhedron/Scene_polylines_item.cpp b/Polyhedron/demo/Polyhedron/Scene_polylines_item.cpp
index 72342372d76..b3f3e92a3fd 100644
--- a/Polyhedron/demo/Polyhedron/Scene_polylines_item.cpp
+++ b/Polyhedron/demo/Polyhedron/Scene_polylines_item.cpp
@@ -28,7 +28,7 @@ public:
 void
 Scene_polylines_item::create_Sphere(double R)
 {
-  create_flat_and_wire_sphere(R, positions_spheres, normals_spheres, positions_wire_spheres, true);
+  create_flat_and_wire_sphere(R, positions_spheres, normals_spheres, positions_wire_spheres);
 }
 
 void
diff --git a/Polyhedron/demo/Polyhedron/create_sphere.h b/Polyhedron/demo/Polyhedron/create_sphere.h
index 19b06eff180..714ceccb0a2 100644
--- a/Polyhedron/demo/Polyhedron/create_sphere.h
+++ b/Polyhedron/demo/Polyhedron/create_sphere.h
@@ -189,7 +189,7 @@ void create_flat_and_wire_sphere(double R,
   const int rings=18;
   const int sectors=38;
 
-  create_flat_sphere(R, positions_spheres, normals_spheres, four_pos);
+  create_flat_sphere(R, positions_spheres, normals_spheres);
   
   float T, P;
   float x[4],y[4],z[4];