diff --git a/Installation/changes.html b/Installation/changes.html
index ff2a0cba4d1..e77eda3dddc 100644
--- a/Installation/changes.html
+++ b/Installation/changes.html
@@ -290,7 +290,7 @@ and <code>src/</code> directories).
       and <code>CGAL::select_incident_faces()</code>.
     <li>
       Add a class <code>CGAL::Dual</code> that creates the dual view
-      of a <code>FaceGraph</code>.
+      of a <code>FaceGraph</code> and a creation function <code>CGAL::dual(primal)</code>.
     </li>
     <li>
       Add a helper function <code>CGAL::clear</code> which clears a