diff --git a/python-zope-sequencesort.spec b/python-zope-sequencesort.spec
index 358551b..f2a29ce 100644
--- a/python-zope-sequencesort.spec
+++ b/python-zope-sequencesort.spec
@@ -1,9 +1,13 @@
+%if 0%{?fedora}
+%global with_python3 1
+%endif
+
 %global modname zope.sequencesort
 
 Summary: Sequence Sorting
 Name: python-zope-sequencesort
 Version: 4.0.1
-Release: 1%{?dist}
+Release: 2%{?dist}
 Source0: http://pypi.python.org/packages/source/z/%{modname}/%{modname}-%{version}.tar.gz
 License: ZPLv2.1
 Group: Development/Libraries
@@ -15,32 +19,85 @@ BuildRequires: python-setuptools
 # for tests
 BuildRequires: python-zope-testing
 
+
+%if 0%{?with_python3}
+BuildRequires: python3-devel
+BuildRequires: python3-setuptools
+# for tests
+BuildRequires: python3-zope-testing
+%endif
+
 %description
 This package provides a very advanced sequence sorting feature.
 
+%package -n python2-zope-sequencesort
+Summary: Sequence Sorting
+%{?python_provide:%python_provide python2-zope-sequencesort}
+
+Requires:       python2
+
+%description -n python2-zope-sequencesort
+This package provides a very advanced sequence sorting feature.
+
+%if 0%{?with_python3}
+%package -n python3-zope-sequencesort
+Summary: Sequence Sorting
+%{?python_provide:%python_provide python3-zope-sequencesort}
+
+Requires:       python3
+
+%description -n python3-zope-sequencesort
+This package provides a very advanced sequence sorting feature.
+%endif
+
 %prep
 %setup -q -n %{modname}-%{version}
 
 %build
-%{__python} setup.py build
+%py2_build
+%if 0%{?with_python3}
+%py3_build
+%endif
 
 %install
-%{__python} setup.py install --root=%{buildroot}
+%py2_install
+%if 0%{?with_python3}
+%py3_install
+%endif
 
 %check
-%{__python} setup.py test
+%{__python2} setup.py test
+%if 0%{?with_python3}
+%{__python3} setup.py test
+%endif
 
-%files
+%files -n python2-zope-sequencesort
+%doc CHANGES.txt README.txt COPYRIGHT.txt docs/
+%license LICENSE.txt
+# Co-own %%{python2_sitelib}/zope/
+%dir %{python2_sitelib}/zope/
+%{python2_sitelib}/zope/sequencesort/
+%exclude %{python2_sitelib}/zope/sequencesort/tests/
+%{python2_sitelib}/%{modname}-*.egg-info
+%{python2_sitelib}/%{modname}-*-nspkg.pth
+
+%if 0%{?with_python3}
+%files -n python3-zope-sequencesort
 %doc CHANGES.txt README.txt COPYRIGHT.txt docs/
 %license LICENSE.txt
-# Co-own %%{python_sitelib}/zope/
-%dir %{python_sitelib}/zope/
-%{python_sitelib}/zope/sequencesort/
-%exclude %{python_sitelib}/zope/sequencesort/tests/
-%{python_sitelib}/%{modname}-*.egg-info
-%{python_sitelib}/%{modname}-*-nspkg.pth
+# Co-own %%{python3_sitelib}/zope/
+%dir %{python3_sitelib}/zope/
+%{python3_sitelib}/zope/sequencesort/
+%exclude %{python3_sitelib}/zope/sequencesort/tests/
+%{python3_sitelib}/%{modname}-*.egg-info
+%{python3_sitelib}/%{modname}-*-nspkg.pth
+%endif
 
 %changelog
+* Tue Apr 05 2016 Ralph Bean <rbean@redhat.com> - 4.0.1-2
+- Added a python3 subpackage.
+- Modernized python macros.
+
 * Tue Apr 05 2016 Ralph Bean <rbean@redhat.com> - 4.0.1-1
 - Latest upstream.