diff --git a/python-cssutils.changes b/python-cssutils.changes
index 70b1d50..e0c7098 100644
--- a/python-cssutils.changes
+++ b/python-cssutils.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Aug 24 13:35:14 UTC 2017 - jmatejek@suse.com
+
+- singlespec auto-conversion
+
 -------------------------------------------------------------------
 Tue May  2 22:15:14 UTC 2017 - thorsten.behrens@cib.de
 
@@ -140,3 +145,4 @@ Mon Apr 28 17:50:55 CEST 2008 - pth@suse.de
 
 - Initial package.
 
+
diff --git a/python-cssutils.spec b/python-cssutils.spec
index acd1acd..f1209b7 100644
--- a/python-cssutils.spec
+++ b/python-cssutils.spec
@@ -16,25 +16,27 @@
 #
 
 
+%{?!python_module:%define python_module() python-%{**} python3-%{**}}
+%define oldpython python
 Name:           python-cssutils
 Version:        1.0.2
 Release:        0
-Url:            http://cthedot.de/cssutils/
 Summary:        A CSS Cascading Style Sheets library for Python
 License:        LGPL-3.0+
 Group:          Development/Languages/Python
-Source:         https://pypi.python.org/packages/source/c/cssutils/cssutils-%{version}.tar.gz
-BuildRoot:      %{_tmppath}/%{name}-%{version}-build
-BuildRequires:  python-devel
-BuildRequires:  python-setuptools
-BuildRequires:  unzip
-Provides:       python-css-utils-doc = %{version}
-Obsoletes:      python-css-utils-doc < %{version}
-%if 0%{?suse_version} && 0%{?suse_version} <= 1110
-%{!?python_sitelib: %global python_sitelib %(python -c "from distutils.sysconfig import get_python_lib; print get_python_lib()")}
-%else
+Url:            http://cthedot.de/cssutils/
+Source:         https://files.pythonhosted.org/packages/source/c/cssutils/cssutils-%{version}.tar.gz
+BuildRequires:  %{python_module devel}
+BuildRequires:  %{python_module setuptools}
+BuildRequires:  python-rpm-macros
 BuildArch:      noarch
+%ifpython2
+Provides:       %{oldpython}-css-utils-doc = %{version}
+Obsoletes:      %{oldpython}-css-utils-doc < %{version}
 %endif
+Requires(post):   update-alternatives
+Requires(postun):  update-alternatives
+%python_subpackages
 
 %description
 A Python package to parse and build CSS Cascading Style Sheets. DOM only, not any rendering facilities!
@@ -45,15 +47,26 @@ sed -i "1d" src/cssutils/{parse,codec,sac,serialize,scripts/csscapture,_codec2,e
 sed -i "s/\r//" src/cssutils/{sac,scripts/csscombine,tokenize2}.py COPYING COPYING.LESSER examples/{website,minify,imports,cssencodings,style,testutil,codec}.py # Fix EOL encodings
 
 %build
-python setup.py build
+%python_build
 
 %install
-python setup.py install --prefix=%{_prefix} --root=%{buildroot}
+%python_install
+%python_clone -a %{buildroot}%{_bindir}/csscapture
+%python_clone -a %{buildroot}%{_bindir}/csscombine
+%python_clone -a %{buildroot}%{_bindir}/cssparse
 
-%files
+%post
+%{python_install_alternative csscapture csscombine cssparse}
+
+%postun
+%python_uninstall_alternative csscapture
+
+%files %{python_files}
 %defattr(-,root,root,-)
 %doc COPYING COPYING.LESSER README.txt examples
-%{_bindir}/css*
+%python_alternative %{_bindir}/csscapture
+%python_alternative %{_bindir}/csscombine
+%python_alternative %{_bindir}/cssparse
 %{python_sitelib}/cssutils-%{version}-py*.egg-info/
 %{python_sitelib}/cssutils/
 %{python_sitelib}/encutils/