diff --git a/python-pyOCD.changes b/python-pyOCD.changes
index 319388a..87f2994 100644
--- a/python-pyOCD.changes
+++ b/python-pyOCD.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed May 20 07:26:37 UTC 2020 - Petr Gajdos <pgajdos@suse.com>
+
+- %python3_only -> %python_alternative
+
 -------------------------------------------------------------------
 Tue Sep 10 12:47:32 UTC 2019 - Tomáš Chvátal <tchvatal@suse.com>
 
diff --git a/python-pyOCD.spec b/python-pyOCD.spec
index 162eb8a..4b7774b 100644
--- a/python-pyOCD.spec
+++ b/python-pyOCD.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package python-pyOCD
 #
-# 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-usb
+Requires(post): update-alternatives
+Requires(postun): update-alternatives
 Provides:       python-pyocd = %{version}
 Obsoletes:      python-pyocd < %{version}
 BuildArch:      noarch
@@ -47,21 +49,29 @@ On-chip debugger and flasher tool for ARM microcontrollers.
 
 %install
 %python_install
-%python_clone %{buildroot}%{_bindir}/pyocd
-%python_clone %{buildroot}%{_bindir}/pyocd-flashtool
-%python_clone %{buildroot}%{_bindir}/pyocd-gdbserver
-%python_clone %{buildroot}%{_bindir}/pyocd-tool
+%python_clone -a %{buildroot}%{_bindir}/pyocd
+%python_clone -a %{buildroot}%{_bindir}/pyocd-flashtool
+%python_clone -a %{buildroot}%{_bindir}/pyocd-gdbserver
+%python_clone -a %{buildroot}%{_bindir}/pyocd-tool
 %python_expand %fdupes %{buildroot}%{$python_sitelib}
 
+%post
+%python_install_alternative pyocd
+%python_install_alternative pyocd-flashtool
+%python_install_alternative pyocd-gdbserver
+%python_install_alternative pyocd-tool
+
+%postun
+%python_uninstall_alternative pyocd
+%python_uninstall_alternative pyocd-flashtool
+%python_uninstall_alternative pyocd-gdbserver
+%python_uninstall_alternative pyocd-tool
+
 %files %{python_files}
-%{_bindir}/pyocd-flashtool-%{python_bin_suffix}
-%{_bindir}/pyocd-gdbserver-%{python_bin_suffix}
-%{_bindir}/pyocd-tool-%{python_bin_suffix}
-%{_bindir}/pyocd-%{python_bin_suffix}
-%python3_only %{_bindir}/pyocd
-%python3_only %{_bindir}/pyocd-flashtool
-%python3_only %{_bindir}/pyocd-gdbserver
-%python3_only %{_bindir}/pyocd-tool
+%python_alternative %{_bindir}/pyocd
+%python_alternative %{_bindir}/pyocd-flashtool
+%python_alternative %{_bindir}/pyocd-gdbserver
+%python_alternative %{_bindir}/pyocd-tool
 %{python_sitelib}/*
 
 %changelog