Index: doc/HTML/Makefile.in
--- doc/HTML/Makefile.in.orig
+++ doc/HTML/Makefile.in
@@ -297,7 +297,7 @@ $(html_DATA): $(top_srcdir)/doc/docbook-utils.sgml \
 		$(top_srcdir)/doc/refentry/docbook2texi-spec.pl.sgml \
 		$(top_srcdir)/doc/refentry/frontend-spec.sgml \
 		$(top_srcdir)/doc/refentry/sgmldiff.sgml
-	SGML_CATALOG_FILES=/etc/sgml/catalog \
+	SGML_CATALOG_FILES=/usr/local/share/sgml/catalog \
 	SGML_SEARCH_PATH=$(top_srcdir):$(top_srcdir)/doc:.. \
 		jade -t sgml -i html -d $(top_srcdir)/docbook-utils.dsl\#html \
 			-V '%use-id-as-filename%' $<