diff --git a/pubs.htm b/pubs.htm
index 8f6ce3c44..8b250f60b 100644
--- a/pubs.htm
+++ b/pubs.htm
@@ -273,7 +273,7 @@ Surveying: Totes Gebirge, Austria 2007. Aaron Curtis<br>
 <a href="years/2005/report.htm">Expedition Report</a><br>
 <em>Speleology 6: 10-13</em> Expedition Report: Totes Gebirge, Austria 2005, Nial Peters and Jenny
 Black<br>
-<a href="/expofiles/presentations/HiddenEarth/2005/BCRA-HE-CUCC-Nial-presentation-2005"> Hidden Earth talk (PDF)</a>
+<a href="/expofiles/presentations/HiddenEarth/2005/BCRA-HE-CUCC-Nial-presentation-2005.pdf"> Hidden Earth talk (PDF)</a>
 <hr/>
 
 <h4>Reports of <a id="pubs2004" href="years/2004/" name="pubs2004">Austria 2004</a></h4>