diff --git a/iptables/Makefile.am b/iptables/Makefile.am
index 13cca9c..a068278 100644
--- a/iptables/Makefile.am
+++ b/iptables/Makefile.am
@@ -51,10 +51,10 @@ v6_sbin_links  = ip6tables ip6tables-restore ip6tables-save
 endif
 
 iptables.8: ${srcdir}/iptables.8.in ../extensions/matches4.man ../extensions/targets4.man
-	${AM_VERBOSE_GEN} sed -e 's/@PACKAGE_AND_VERSION@/${PACKAGE} ${PACKAGE_VERSION}/g' -e '/@MATCH@/ r extensions/matches4.man' -e '/@TARGET@/ r extensions/targets4.man' $< >$@;
+	${AM_VERBOSE_GEN} sed -e 's/@PACKAGE_AND_VERSION@/${PACKAGE} ${PACKAGE_VERSION}/g' -e '/@MATCH@/ r ../extensions/matches4.man' -e '/@TARGET@/ r ../extensions/targets4.man' $< >$@;
 
 ip6tables.8: ${srcdir}/ip6tables.8.in ../extensions/matches6.man ../extensions/targets6.man
-	${AM_VERBOSE_GEN} sed -e 's/@PACKAGE_AND_VERSION@/${PACKAGE} ${PACKAGE_VERSION}/g' -e '/@MATCH@/ r extensions/matches6.man' -e '/@TARGET@/ r extensions/targets6.man' $< >$@;
+	${AM_VERBOSE_GEN} sed -e 's/@PACKAGE_AND_VERSION@/${PACKAGE} ${PACKAGE_VERSION}/g' -e '/@MATCH@/ r ../extensions/matches6.man' -e '/@TARGET@/ r ../extensions/targets6.man' $< >$@;
 
 pkgconfig_DATA = xtables.pc