diff --git a/docs/manual/src/docbook/preauth.xml b/docs/manual/src/docbook/preauth.xml
index ba36f09072..7b4e7ac02a 100644
--- a/docs/manual/src/docbook/preauth.xml
+++ b/docs/manual/src/docbook/preauth.xml
@@ -162,15 +162,11 @@ class="org.springframework.security.web.authentication.preauth.PreAuthenticatedA
       <security:authentication-provider ref="preauthAuthProvider" />
     </security:authentication-manager>
 ]]>
-</programlisting> We've assumed here that the security namespace is being used for
-          configuration (hence the user of the <literal>custom-filter</literal>,
-            <literal>authentication-manager</literal> and
-            <literal>custom-authentication-provider</literal> elements (you can read more about them
-          in the <link xlink:href="#ns-config">namespace chapter</link>). You would leave these out
-          of a traditional bean configuration. It's also assumed that you have added a
-            <interfacename>UserDetailsService</interfacename> (called
-            <quote>userDetailsService</quote>) to your configuration to load the user's roles.
-        </para>
+</programlisting>  We've assumed here that the <link xlink:href="#ns-config">security namespace</link>
+        is being used for configuration. It's also assumed that you have added a
+        <interfacename>UserDetailsService</interfacename> (called
+        <quote>userDetailsService</quote>) to your configuration to load the user's
+        roles. </para>
       </section>
     </section>
     <section>