diff --git a/html/up2to3.html b/html/up2to3.html
index b62a9f491dcac9fb83dea502f6261c07e0d4e05c..beda296cccde86cee494771e8c3f9b52461ab5b2 100644
--- a/html/up2to3.html
+++ b/html/up2to3.html
@@ -70,7 +70,7 @@ Alignent in <tt>align()</tt> is a <tt>URIAlignment</tt> and not
 a <tt>OWLAPIAlignment</tt> so it may be necessary to change it as well.</p>
 
 <p>Fortunately, the <tt>OWLAPIAlignment</tt> class already provides
-  the <tt>loadOntology( URI, Hashtable )</tt> method that loads the
+  the <tt>loadOntology( URI, OntologyCache )</tt> method that loads the
   required ontology and a <tt>loadInit( URI )</tt> method that will
   load the initial alignment.</p>