diff --git a/Sda1/Makefile b/Sda1/Makefile
index e3a482d29df89a5b74749ae7567bf99198708a75..c5a71e57b3bd0fbfb96e3ba70829a841480c6a4b 100644
--- a/Sda1/Makefile
+++ b/Sda1/Makefile
@@ -51,6 +51,7 @@ jdoc:: $(foreach pomDir,$(POMDIRS),$(pomDir)/jdoc )
 ${BUILDNAVI}/index.html ${BUILDNAVI}/printversion.pdf:${SCRIPTBASENAME}.xml ../glossary.xml ../bibliography.xml
 	rm -rf $(BUILDNAVI)/*/*.html  $(BUILDNAVI)/*/*.pdf || true
 	mkdir -p ${BUILDNAVI} ${BUILDNONAVI}
+	cd P/saxerrorhandler;mvn install
 	$(MAKE) jdoc
 	java -cp  ${CP} de.hdm_stuttgart.mi.codeformat.Docbook2docbook ${SCRIPTBASENAME}
 	saxon9he-xslt -s:${SCRIPTBASENAME}.convert.xml -xi:on -xsl:../ws/Docbook/Extensions/Xsl/docbook2docbook.xsl >  ${SCRIPTBASENAME}.convert.answer.xml