diff --git a/python-pysaml2.changes b/python-pysaml2.changes
index 35ccda7..38e9d98 100644
--- a/python-pysaml2.changes
+++ b/python-pysaml2.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Tue May  5 12:50:42 UTC 2020 - Matej Cepl <mcepl@suse.com>
+
+- Don't use %python3_only command, but properly use alternatives.
+
 -------------------------------------------------------------------
 Sat Mar 14 15:57:25 UTC 2020 - Dirk Mueller <dmueller@suse.com>
 
diff --git a/python-pysaml2.spec b/python-pysaml2.spec
index 9abfbda..179e19f 100644
--- a/python-pysaml2.spec
+++ b/python-pysaml2.spec
@@ -58,6 +58,8 @@ Requires:       python-repoze.who
 Requires:       python-requests >= 1.0.0
 Requires:       python-six
 Requires:       python-zope.interface
+Requires(post):   update-alternatives
+Requires(postun):  update-alternatives
 BuildArch:      noarch
 %python_subpackages
 
@@ -78,18 +80,27 @@ rm -f tests/test_30_mdstore*.py
 
 %install
 %python_install
+for exec in make_metadata.py parse_xsd2.py mdexport.py merge_metadata.py ; do
+%python_clone -a %{buildroot}%{_bindir}/$exec
+done
 %python_expand %fdupes %{buildroot}%{$python_sitelib}
 
 %check
 %pytest tests
 
+%post
+%python_install_alternative make_metadata.py parse_xsd2.py mdexport.py merge_metadata.py 
+
+%postun
+%python_uninstall_alternative make_metadata.py parse_xsd2.py mdexport.py merge_metadata.py 
+
 %files %{python_files}
 %license LICENSE
 %doc README.rst CHANGELOG.md
-%python3_only %{_bindir}/make_metadata.py
-%python3_only %{_bindir}/parse_xsd2.py
-%python3_only %{_bindir}/mdexport.py
-%python3_only %{_bindir}/merge_metadata.py
+%python3_alternative %{_bindir}/make_metadata.py
+%python3_alternative %{_bindir}/parse_xsd2.py
+%python3_alternative %{_bindir}/mdexport.py
+%python3_alternative %{_bindir}/merge_metadata.py
 %{python_sitelib}/*
 
 %changelog