diff --git a/i2p2www/pages/site/research/papers.html b/i2p2www/pages/site/research/papers.html
index f51687ad..c7c8c214 100644
--- a/i2p2www/pages/site/research/papers.html
+++ b/i2p2www/pages/site/research/papers.html
@@ -94,7 +94,7 @@ Presented at
 <a href="http://www.pet-con.org/index.php/PET_Convention_2009.1">PET-CON 2009.1</a>,
 Dresden, Germany, March 24-25, 2009.
 Available in the
-<a href="http://freehaven.net/~karsten/volatile/petcon-proceedings-2009.1.pdf">Proceedings</a>
+<a href="https://people.torproject.org/~karsten/petcon-proceedings-2009.1.pdf">Proceedings</a>
 page 49.
 Extended 20-page version also may be available.
 </li>
@@ -106,7 +106,7 @@ Presented at
 <a href="http://www.pet-con.org/index.php/PET_Convention_2009.1">PET-CON 2009.1</a>,
 Dresden, Germany, March 24-25, 2009.
 Also available in the
-<a href="http://freehaven.net/~karsten/volatile/petcon-proceedings-2009.1.pdf">Proceedings</a>
+<a href="https://people.torproject.org/~karsten/petcon-proceedings-2009.1.pdf">Proceedings</a>
 page 59.
 </li>