diff --git a/xs/src/ExPolygon.cpp b/xs/src/ExPolygon.cpp
index 8795d9b33f..095d3e73d9 100644
--- a/xs/src/ExPolygon.cpp
+++ b/xs/src/ExPolygon.cpp
@@ -244,7 +244,7 @@ ExPolygon::triangulate(Polygons* polygons) const
 {
     // first make trapezoids
     Polygons trapezoids;
-    this->get_trapezoids(&trapezoids);
+    this->get_trapezoids2(&trapezoids);
     
     // then triangulate each trapezoid
     for (Polygons::iterator polygon = trapezoids.begin(); polygon != trapezoids.end(); ++polygon)
diff --git a/xs/t/04_expolygon.t b/xs/t/04_expolygon.t
index feba0a7665..18ea03d1d9 100644
--- a/xs/t/04_expolygon.t
+++ b/xs/t/04_expolygon.t
@@ -134,7 +134,7 @@ is $expolygon->area, 100*100-20*20, 'area';
 }
 
 {
-    my $triangles = $expolygon->triangulate;
+    my $triangles = $expolygon->triangulate2;
     is scalar(@$triangles), 8, 'expected number of triangles';
     is sum(map $_->area, @$triangles), $expolygon->area, 'sum of triangles area equals original expolygon area';
 }