diff --git a/xsl/doxygen/collect.xsl b/xsl/doxygen/collect.xsl
index a5a3806..3ec164b 100644
--- a/xsl/doxygen/collect.xsl
+++ b/xsl/doxygen/collect.xsl
@@ -9,8 +9,6 @@
 <xsl:stylesheet        xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
   <xsl:output method="xml" version="1.0" indent="yes" standalone="yes" />
  
-  <xsl:param name="doxygen.xml.path">./</xsl:param>
- 
   <xsl:template match="/">
     <doxygen>
       <xsl:attribute name="version">
@@ -37,8 +35,7 @@
           </xsl:choose>
         </xsl:variable>
         <xsl:if test="$id">
-          <xsl:copy-of select="document( concat($doxygen.xml.path, '/',
-                               $id, '.xml' ) )/doxygen/*" />
+          <xsl:copy-of select="document( concat( $id, '.xml' ), / )/doxygen/*" />
         </xsl:if>
       </xsl:for-each>
       <xsl:for-each select="doxygenindex/compound">
@@ -53,8 +50,7 @@
           </xsl:choose>
         </xsl:variable>
         <xsl:if test="$id">
-          <xsl:copy-of select="document( concat($doxygen.xml.path, '/',
-                               $id, '.xml' ) )/doxygen/*" />
+          <xsl:copy-of select="document( concat($id, '.xml'), /)/doxygen/*" />
         </xsl:if>
       </xsl:for-each>
     </doxygen>