diff --git a/Nef_3/doc_tex/Nef_3_ref/intro.tex b/Nef_3/doc_tex/Nef_3_ref/intro.tex
index 97c3d8da6d5..988d0274a8e 100644
--- a/Nef_3/doc_tex/Nef_3_ref/intro.tex
+++ b/Nef_3/doc_tex/Nef_3_ref/intro.tex
@@ -69,7 +69,7 @@ a simple OpenGL visualization for debugging and illustrations.
 \ccFunction{template <class Traits>
             istream& operator>>( istream& in, 
                                  CGAL::Nef_polyhedron_3<Traits>& N);}
-    {\lcRawHtml{<A HREF="Function_operator.html">(go there)</A>}
+    {\lcRawHtml{<A HREF="Function_operator--.html">(go there)</A>}
      \lcTex{\hfill page~\pageref{refNef_polyhedron_operator_rightshift_3}}}