diff --git a/python-base58.changes b/python-base58.changes
index 0380463..4e22cd8 100644
--- a/python-base58.changes
+++ b/python-base58.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed May 27 09:36:25 UTC 2020 - Petr Gajdos <pgajdos@suse.com>
+
+- %python3_only -> %python_alternative
+
 -------------------------------------------------------------------
 Fri Jan 24 09:52:54 UTC 2020 - d0p1 <contact@d0p1.eu>
 
diff --git a/python-base58.spec b/python-base58.spec
index 0890451..e9825b1 100644
--- a/python-base58.spec
+++ b/python-base58.spec
@@ -31,6 +31,8 @@ BuildRequires:  %{python_module pytest}
 BuildRequires:  %{python_module setuptools}
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
+Requires(post): update-alternatives
+Requires(postun): update-alternatives
 BuildArch:      noarch
 %python_subpackages
 
@@ -45,15 +47,22 @@ Base58 and Base58Check implementation compatible with what is used by the bitcoi
 
 %install
 %python_install
+%python_clone -a %{buildroot}%{_bindir}/base58
 %python_expand %fdupes %{buildroot}%{$python_sitelib}
 
 %check
 %pytest
 
+%post
+%python_install_alternative base58
+
+%postun
+%python_uninstall_alternative base58
+
 %files %{python_files}
 %doc README.md
 %license COPYING
-%python3_only %{_bindir}/base58
+%python_alternative %{_bindir}/base58
 %{python_sitelib}/*
 
 %changelog