--- a/PKGBUILD	2016-06-19 19:25:39.678783697 -0300
+++ b/PKGBUILD	2016-06-19 20:19:09.306681388 -0300
@@ -22,6 +22,16 @@
 prepare() {
   cd "${pkgname}-${pkgver}"
   patch -Np1 -i ${srcdir}/docbook-utils-0.6.14-grep_fix-1.patch
+  sed -i 's|/nsgmls|/onsgmls|' bin/sgmldiff.in
+  sed -i 's|nsgmls|onsgmls|g' configure.in \
+                              backends/man.in \
+                              backends/texi.in \
+                              doc/man/Makefile.in \
+                              doc/refentry/docbook2man-spec.pl.sgml \
+                              doc/refentry/docbook2texi-spec.pl.sgml \
+                              doc/refentry/jw.sgml \
+                              doc/refentry/sgmldiff.sgml \
+                              helpers/docbook2man-spec.pl
 }
 
 build() {