diff --git a/python-charset-normalizer.changes b/python-charset-normalizer.changes
index bb88ef6..af78f10 100644
--- a/python-charset-normalizer.changes
+++ b/python-charset-normalizer.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon May 25 10:59:12 UTC 2020 - Petr Gajdos <pgajdos@suse.com>
+
+- %python3_only -> %python_alternative
+
 -------------------------------------------------------------------
 Mon Jan 27 09:09:27 UTC 2020 - Marketa Calabkova <mcalabkova@suse.com>
 
diff --git a/python-charset-normalizer.spec b/python-charset-normalizer.spec
index 17b1e65..867f837 100644
--- a/python-charset-normalizer.spec
+++ b/python-charset-normalizer.spec
@@ -34,8 +34,10 @@ Requires:       python-cached-property
 Requires:       python-dragonmapper
 Requires:       python-loguru
 Requires:       python-zhon
-Suggests:       python-requests-html
+Requires(post): update-alternatives
+Requires(postun): update-alternatives
 Suggests:       python-requests
+Suggests:       python-requests-html
 BuildArch:      noarch
 # SECTION test requirements
 BuildRequires:  %{python_module PrettyTable}
@@ -59,15 +61,22 @@ dos2unix README.md
 
 %install
 %python_install
+%python_clone -a %{buildroot}%{_bindir}/normalizer
 %python_expand %fdupes %{buildroot}%{$python_sitelib}
 
 %check
 %python_exec setup.py pytest
 
+%post
+%python_install_alternative normalizer
+
+%postun
+%python_uninstall_alternative normalizer
+
 %files %{python_files}
 %doc README.md
 %license LICENSE
-%python3_only %{_bindir}/normalizer
+%python_alternative %{_bindir}/normalizer
 %{python_sitelib}/*
 
 %changelog