diff --git a/Doc/Sdi/ldap.xml b/Doc/Sdi/ldap.xml
index 1688e86ed7a68f18d3d89bb017eeabaabadc6226..81e8251db6469db3c09cb1642f3f5a14598e1361 100644
--- a/Doc/Sdi/ldap.xml
+++ b/Doc/Sdi/ldap.xml
@@ -704,7 +704,7 @@ userPassword: {SSHA}noneOfYourBusiness</programlisting>
       <itemizedlist>
         <listitem>
           <para><link
-          xlink:href="https://help.ubuntu.com/lts/serverguide/openldap-server.html">OpenLDAP
+          xlink:href="https://ubuntu.com/server/docs/service-ldap">OpenLDAP
           Server</link> provides a good introduction how to install and
           configure OpenLdap.</para>
         </listitem>