diff --git a/SPECS/mallard-rng.spec b/SPECS/mallard-rng.spec
new file mode 100644
index 0000000..d373bab
--- /dev/null
+++ b/SPECS/mallard-rng.spec
@@ -0,0 +1,63 @@
+Name:    mallard-rng
+Version: 1.0.3
+Release: 1%{?dist}
+Summary: RELAX NG schemas for all Mallard versions
+
+License: MIT
+URL:     http://projectmallard.org/download/
+Source0: http://projectmallard.org/download/%{name}-%{version}.tar.bz2
+
+BuildArch:        noarch
+Requires(post):   /usr/bin/xmlcatalog
+Requires(post):   xml-common
+Requires(postun): /usr/bin/xmlcatalog
+Requires(postun): xml-common
+
+%description
+RELAX NG schemas for all Mallard versions and extensions that have been marked
+final.
+
+
+%prep
+%autosetup
+
+
+%build
+%configure
+%make_build
+
+
+%install
+%make_install
+
+
+%post
+xmlcatalog --noout --add 'nextCatalog' 'file://%{_sysconfdir}/xml/mallard/catalog' "" %{_sysconfdir}/xml/catalog &> /dev/null || :
+
+
+%postun
+xmlcatalog --noout --del 'file://%{_sysconfdir}/xml/mallard/catalog' %{_sysconfdir}/xml/catalog &> /dev/null || :
+
+
+%files
+%doc AUTHORS NEWS README
+%license COPYING
+%{_datadir}/xml/mallard
+%{_datadir}/pkgconfig
+%{_sysconfdir}/xml/mallard
+%config(noreplace) %verify(not md5 size mtime) %{_sysconfdir}/xml/mallard/catalog
+
+
+
+%changelog
+* Thu Sep 28 2017 David King <amigadave@amigadave.com> - 1.0.3-1
+- Update to 1.0.3
+
+* Wed Jul 26 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.0.2-3
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
+* Fri Feb 10 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.0.2-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
+
+* Thu Apr 21 2016 David King <amigadave@amigadave.com> - 1.0.2-1
+- Initial Fedora packaging (#1264945)