diff --git a/Triangulation_2/include/CGAL/Delaunay_triangulation_2.h b/Triangulation_2/include/CGAL/Delaunay_triangulation_2.h
index f0de1111cac..0cc6ee4364f 100644
--- a/Triangulation_2/include/CGAL/Delaunay_triangulation_2.h
+++ b/Triangulation_2/include/CGAL/Delaunay_triangulation_2.h
@@ -186,9 +186,9 @@ public:
       std::pair<Vertex_handle, Point> pp = to_move.front();
       to_move.pop_front();
       if(!move(pp.first, pp.second)) {
-        if(blocked[pp.first] == 3) break;
-        else if(blocked[pp.first] == 2) blocked = true;
-        blocked[pp.first]++;
+        if(hash[pp.first] == 3) break;
+        else if(hash[pp.first] == 2) blocked = true;
+        hash[pp.first]++;
         to_move.push_back(pp);
       }
     }