diff --git a/python-aws-sam-translator.changes b/python-aws-sam-translator.changes
index 436340c..2ee9b24 100644
--- a/python-aws-sam-translator.changes
+++ b/python-aws-sam-translator.changes
@@ -7,6 +7,11 @@ Wed Jul  1 12:55:50 UTC 2020 - Marketa Calabkova <mcalabkova@suse.com>
   * fix : missing UserPool properties
   * fix: resource policy generation for {path+}
 
+-------------------------------------------------------------------
+Wed May 27 13:48:52 UTC 2020 - Petr Gajdos <pgajdos@suse.com>
+
+- %python3_only -> %python_alternative
+
 -------------------------------------------------------------------
 Mon May  4 07:16:01 UTC 2020 - Tomáš Chvátal <tchvatal@suse.com>
 
diff --git a/python-aws-sam-translator.spec b/python-aws-sam-translator.spec
index 974b8a7..8db3dd6 100644
--- a/python-aws-sam-translator.spec
+++ b/python-aws-sam-translator.spec
@@ -40,6 +40,8 @@ Requires:       python-boto3 >= 1.5
 Requires:       python-docopt >= 0.6.2
 Requires:       python-jsonschema >= 3.0
 Requires:       python-six >= 1.11
+Requires(post): update-alternatives
+Requires(postun): update-alternatives
 BuildArch:      noarch
 %if 0%{?suse_version} < 1500
 BuildRequires:  python
@@ -83,6 +85,7 @@ sed -i -e 's:~=:>=:g' requirements/base.txt
 
 mkdir -p %{buildroot}%{_bindir}
 install -D -m 755 bin/sam-translate.py %{buildroot}%{_bindir}/sam-translate
+%python_clone -a %{buildroot}%{_bindir}/sam-translate
 
 %if %{with test}
 %check
@@ -90,10 +93,16 @@ export LANG=en_US.UTF8
 %pytest
 %endif
 
+%post
+%python_install_alternative sam-translate
+
+%postun
+%python_uninstall_alternative sam-translate
+
 %files %{python_files}
 %doc README.md
 %license LICENSE
-%python3_only %{_bindir}/sam-translate
+%python_alternative %{_bindir}/sam-translate
 %{python_sitelib}/*
 
 %changelog