diff --git a/Scripts/Functions/Render/Backends/Docbook/Xsl/docbook2xhtml-common.xsl b/Scripts/Functions/Render/Backends/Docbook/Xsl/docbook2xhtml-common.xsl
index 56d2b4a..2ae3008 100755
--- a/Scripts/Functions/Render/Backends/Docbook/Xsl/docbook2xhtml-common.xsl
+++ b/Scripts/Functions/Render/Backends/Docbook/Xsl/docbook2xhtml-common.xsl
@@ -1,7 +1,7 @@
 <!-- 
 $Id$ 
 -->
-<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version='1.0'>
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
 <xsl:param name="html.stylesheet">=REPO_HOME=/trunk/Identity/Webenv/Css/Docbook/default.css</xsl:param>
 <xsl:param name="section.autolabel" select="1"></xsl:param>
 <xsl:param name="section.label.includes.component.label" select="1"></xsl:param>