-<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
- xmlns:fo="http://www.w3.org/1999/XSL/Format"
+<xsl:stylesheet exclude-result-prefixes="d"
+ xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+ xmlns:d="http://docbook.org/ns/docbook"
+ xmlns:fo="http://www.w3.org/1999/XSL/Format"