diff --git a/documentation/Makefile b/documentation/Makefile
index fdf2385ea8..91d9a78033 100644
--- a/documentation/Makefile
+++ b/documentation/Makefile
@@ -84,11 +84,7 @@ STYLESHEET = $(DOC)/*.css
 endif
 
 ifeq ($(DOC),dev-manual)
-XSLTOPTS = --stringparam html.stylesheet dev-style.css \
-           --stringparam  chapter.autolabel 1 \
-           --stringparam  section.autolabel 1 \
-           --stringparam  section.label.includes.component.label 1 \
-           --xinclude
+XSLTOPTS = --xinclude
 ALLPREQ = html pdf tarball
 #
 # Note that the tarfile might produce the "Cannot stat: No such file or directory" error
diff --git a/documentation/dev-manual/dev-manual-customization.xsl b/documentation/dev-manual/dev-manual-customization.xsl
index 8eb69050ba..8969605989 100644
--- a/documentation/dev-manual/dev-manual-customization.xsl
+++ b/documentation/dev-manual/dev-manual-customization.xsl
@@ -3,6 +3,8 @@
   
   <xsl:import href="http://docbook.sourceforge.net/release/xsl/current/xhtml/docbook.xsl" />
 
-<!--  <xsl:param name="generate.toc" select="'article nop'"></xsl:param>  -->
-
+  <xsl:param name="html.stylesheet" select="'dev-style.css'" />
+  <xsl:param name="chapter.autolabel" select="1" />
+  <xsl:param name="section.autolabel" select="1" />
+  <xsl:param name="section.label.includes.component.label" select="1" />
 </xsl:stylesheet>