diff --git a/make-includes/build_document_rules.make b/make-includes/build_document_rules.make
index cdc2fbe..4fda82e 100755
--- a/make-includes/build_document_rules.make
+++ b/make-includes/build_document_rules.make
@@ -136,7 +136,7 @@
 # help, unfortunately. Bugger :(
 #
 #XSLT_STYLESHEETS:=$(shell $(JAVA) org.apache.xml.resolver.apps.resolver -u file:///xml2html.xsl uri | ( $(GREP) 'Result: file:' || $(ECHO) '::xml2html.xsl' ) | $(CUT) -d':' -f3-) $(shell $(JAVA) org.apache.xml.resolver.apps.resolver -u file:///xml2latex.xsl uri | ( $(GREP) 'Result: file:' || $(ECHO) '::xml2latex.xsl' ) | $(CUT) -d':' -f3-)
-XSLT_STYLESHEETS:=$(TEACHING_SHARED)/Authoring/XML/xml2html.xsl $(TEACHING_SHARED)/Authoring/XML/xml2latex.xsl
+XSLT_STYLESHEETS:=$(TEACHING_SHARED)/Authoring/XML/xml2html.xsl $(TEACHING_SHARED)/Authoring/XML/xml2xhtml.xsl $(TEACHING_SHARED)/Authoring/XML/xml2latex.xsl $(TEACHING_SHARED)/Authoring/XML/xml2xelatex.xsl
 
 
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