diff --git a/html/index.html b/html/index.html
index 38ba62908d27b67e8f477dbe9f3bb0519d782827..d4aceadcea4dca55ce48371ae2a565ca16068ad4 100644
--- a/html/index.html
+++ b/html/index.html
@@ -11,7 +11,7 @@
 [<a href="align.html">Install &amp; use</a>]
 [<a href="tutorial/">Tutorial</a>]
 [<a
-    href="http://gforge.inria.fr/docman/view.php/117/251/align.pdf">Documentation</a>]
+    href="http://gforge.inria.fr/docman/index.php?group_id=117&amp;selected_doc_group_id=1812">Documentation</a>]
 [<a href="relnotes.html">Release notes</a>]
 [<a href="http://gforge.inria.fr/scm/?group_id=117">SVN access</a>]
 [<a href="aserv.html">Server</a>]