diff --git a/Shorewall-docs/6to4.xml b/Shorewall-docs/6to4.xml
index 02b35559e..2381ec99a 100644
--- a/Shorewall-docs/6to4.xml
+++ b/Shorewall-docs/6to4.xml
@@ -47,15 +47,7 @@
 
     <para>Suppose that we have the following situation:</para>
 
-    <figure>
-      <title></title>
-
-      <mediaobject>
-        <imageobject>
-          <imagedata fileref="images/TwoIPv6Nets1.png" />
-        </imageobject>
-      </mediaobject>
-    </figure>
+    <graphic fileref="images/TwoIPv6Nets1.png" />
 
     <para>We want systems in the 2002:100:333::/64 subnetwork to be able to
     communicate with the systems in the 2002:488:999::/64 network. This is
@@ -152,4 +144,4 @@
     commands as listed above. The systems in both IPv6 subnetworks can now
     talk to each other using IPv6.</para>
   </section>
-</article>
\ No newline at end of file
+</article>