diff --git a/Doc/lib/xmlsax.tex b/Doc/lib/xmlsax.tex
index 063c993..c5483ac 100644
--- a/Doc/lib/xmlsax.tex
+++ b/Doc/lib/xmlsax.tex
@@ -59,7 +59,7 @@
 an explicit notion of interface, they are formally introduced as
 classes, but applications may use implementations which do not inherit
 from the provided classes.  The \class{InputSource}, \class{Locator},
-\class{AttributesImpl}, \class{AttributesNSImpl}, and
+\class{Attributes}, \class{AttributesNS}, and
 \class{XMLReader} interfaces are defined in the module
 \refmodule{xml.sax.xmlreader}.  The handler interfaces are defined in
 \refmodule{xml.sax.handler}.  For convenience, \class{InputSource}