diff --git a/data/copyright.html b/data/copyright.html
index 414a9b4513..181977a9ff 100644
--- a/data/copyright.html
+++ b/data/copyright.html
@@ -149,12 +149,18 @@
     <li><a href="http://libkdtree.alioth.debian.org/">libkdtree++</a><br>
       &copy; 2004-2007 Martin F. Krafft, parts are &copy; 2004-2008 Paul Harris and &copy; 2007-2008 Sylvain Bougerel; <a href="#artistic-license" class="license">Artistic License</a></li>
 
+    <li><a href="https://github.com/sirikata/liboauthcpp">liboauthcpp</a><br>
+      &copy; 2011 Stanford University, &copy; 2011 swatkat (libtwitcurl); <a href="#mit-license" class="license">MIT License</a></li>
+
     <li><a href="http://project-osrm.org/">OSRM - The Open Source Routing Machine</a><br>
       &copy; 2013 Project OSRM, Dennis Luxen, others; <a href="#bsd2-license" class="license">BSD License</a></li>
 
     <li><a href="https://github.com/google/protobuf">Protobuf</a><br>
       &copy; 2014 Google Inc.; <a href="#bsd3-license" class="license">BSD License</a></li>
 
+    <li><a href="http://pugixml.org/">Pugixml</a><br>
+      &copy; 2006-2015 Arseny Kapoulkine; <a href="#mit-license" class="license">MIT License</a></li>
+
     <li><a href="https://github.com/ot/succinct">succinct library</a><br>
       &copy; 2011 Giuseppe Ottaviano; <a href="#apache2-license" class="license">Apache License</a></li>