diff --git a/infodx.htm b/infodx.htm
index 139816ac4..bd10bfa0f 100644
--- a/infodx.htm
+++ b/infodx.htm
@@ -25,6 +25,7 @@ href="pubs.htm">Publications index</a>, as are the log book accounts.</p>
 <li><a href="indxal.htm">Cave Descriptions Index</a></li>
 <li><a href="copyit.htm">Copyright info</a></li>
 <li><a href="dplong.htm">Deep and Long Caves list</a></li>
+<li><a href="http://cucc.survex.com/cgi-bin/mailman/listinfo/expo">Expo mailing list</a> and <a href="http://cucc.survex.com/cgi-bin/mailman/listinfo/expo-committee">Expo commitee mailing list</a></li>
 <!--<li><a href="../fdback.htm">Feedback</a> - contact us if you have comments or find bugs</li>-->
 <li><a href="fester.htm">Festering</a> - or alternative activities for jaded cavers</li>
 <li><a href="fixaid.htm">Fixed Ropes</a> in CUCC caves</li>