diff --git a/Triangulation_3/include/CGAL/Triangulation_3.h b/Triangulation_3/include/CGAL/Triangulation_3.h
index a36929a9b2b..4e4c5606545 100644
--- a/Triangulation_3/include/CGAL/Triangulation_3.h
+++ b/Triangulation_3/include/CGAL/Triangulation_3.h
@@ -530,7 +530,7 @@ public:
   typedef Triangulation_segment_simplex_iterator_3<Self> Segment_simplex_iterator;
 
   typedef Iterator_range<Prevent_deref<Segment_cell_iterator> >    Segment_traverser_cell_handles;
-  typedef Iterator_range<Prevent_deref<Segment_simplex_iterator> > Segment_traverser_simplices;
+  typedef Iterator_range<Segment_simplex_iterator> Segment_traverser_simplices;
 
 private:
   // Auxiliary iterators for convenience