diff --git a/Doc/lib/libxmllib.tex b/Doc/lib/libxmllib.tex
index 3943a5278a9..f7197cade04 100644
--- a/Doc/lib/libxmllib.tex
+++ b/Doc/lib/libxmllib.tex
@@ -13,7 +13,7 @@
 \deprecated{2.0}{Use \refmodule{xml.sax} instead.  The newer XML
                  package includes full support for XML 1.0.}
 
-\versionchanged[Added namespace support.]{1.5.2}
+\versionchanged[Added namespace support]{1.5.2}
 
 This module defines a class \class{XMLParser} which serves as the basis 
 for parsing text files formatted in XML (Extensible Markup Language).