diff --git a/src/Lib/Geometry/poly_cgal.cxx b/src/Lib/Geometry/poly_cgal.cxx
index b5be6bee..19633fe1 100644
--- a/src/Lib/Geometry/poly_cgal.cxx
+++ b/src/Lib/Geometry/poly_cgal.cxx
@@ -157,3 +157,9 @@ TGPolygon polygon_tesselate_alt_with_extra_cgal( TGPolygon &p, const point_list&
 
     return result;
 }
+
+TGPolygon polygon_tesselate_alt_cgal( TGPolygon &p, bool verbose ) {
+
+    point_list pl; pl.clear();
+    return ( polygon_tesselate_alt_with_extra_cgal(p, pl, verbose) );
+}
diff --git a/src/Lib/Geometry/poly_support.hxx b/src/Lib/Geometry/poly_support.hxx
index b2fb1715..675570eb 100644
--- a/src/Lib/Geometry/poly_support.hxx
+++ b/src/Lib/Geometry/poly_support.hxx
@@ -72,6 +72,8 @@ TGPolygon polygon_tesselate_alt_with_extra( TGPolygon &p,
 TGPolygon polygon_tesselate_alt_with_extra_cgal( TGPolygon &p,
             const point_list &extra_nodes, bool verbose );
 
+TGPolygon polygon_tesselate_alt_cgal( TGPolygon &p, bool verbose );
+
 // calculate some "arbitrary" point inside each of the polygons contours
 void calc_points_inside( TGPolygon& p );