-%exclude %{_ulibdir}/cups/backend/usb
-%exclude %{_ulibdir}/cups/backend/serial
-%exclude %{_ulibdir}/cups/backend/parallel
-%attr(755,root,root) %{_ulibdir}/cups/backend/*
+%if %{with avahi}
+%attr(755,root,root) %{_ulibdir}/cups/backend/dnssd
+%attr(755,root,root) %{_ulibdir}/cups/backend/mdns
+%endif
+%attr(755,root,root) %{_ulibdir}/cups/backend/http
+%attr(755,root,root) %{_ulibdir}/cups/backend/https
+%attr(755,root,root) %{_ulibdir}/cups/backend/ipp
+%attr(755,root,root) %{_ulibdir}/cups/backend/ipp14
+%attr(755,root,root) %{_ulibdir}/cups/backend/ipps
+%attr(755,root,root) %{_ulibdir}/cups/backend/lpd
+%attr(755,root,root) %{_ulibdir}/cups/backend/snmp
+%attr(755,root,root) %{_ulibdir}/cups/backend/socket