diff --git a/python-phply.changes b/python-phply.changes
index 30414e3..4475e56 100644
--- a/python-phply.changes
+++ b/python-phply.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed May 20 07:26:13 UTC 2020 - Petr Gajdos <pgajdos@suse.com>
+
+- %python3_only -> %python_alternative
+
 -------------------------------------------------------------------
 Fri Jan 18 12:58:05 UTC 2019 - Tomáš Chvátal <tchvatal@suse.com>
 
diff --git a/python-phply.spec b/python-phply.spec
index 93b78c6..4de6b07 100644
--- a/python-phply.spec
+++ b/python-phply.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package python-phply
 #
-# Copyright (c) 2019 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2020 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -31,6 +31,8 @@ BuildRequires:  %{python_module setuptools}
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
 Requires:       python-ply
+Requires(post): update-alternatives
+Requires(postun): update-alternatives
 BuildArch:      noarch
 %python_subpackages
 
@@ -45,17 +47,27 @@ phply is a parser for the PHP programming language written using PLY, a Lex/YACC
 
 %install
 %python_install
+%python_clone -a %{buildroot}%{_bindir}/phpparse
+%python_clone -a %{buildroot}%{_bindir}/phplex
 %python_expand %fdupes %{buildroot}%{$python_sitelib}
 %python_expand rm -rf %{buildroot}%{$python_sitelib}/tests
 
 %check
 %python_exec setup.py test
 
+%post
+%python_install_alternative phpparse
+%python_install_alternative phplex
+
+%postun
+%python_uninstall_alternative phpparse
+%python_uninstall_alternative phplex
+
 %files %{python_files}
 %license LICENSE
 %doc README.md
-%python3_only %{_bindir}/phplex
-%python3_only %{_bindir}/phpparse
+%python_alternative %{_bindir}/phplex
+%python_alternative %{_bindir}/phpparse
 %{python_sitelib}/*
 
 %changelog