diff --git a/python-pysmi.changes b/python-pysmi.changes
index aced58e..d11a2b7 100644
--- a/python-pysmi.changes
+++ b/python-pysmi.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Tue Aug 24 11:59:57 UTC 2021 - schubi <schubi@localhost>
+
+- Fixed mibcopy installation with alternatives.
+- Use libalternatives instead of update-alternatives.
+
 -------------------------------------------------------------------
 Mon Oct 14 14:17:08 UTC 2019 - Matej Cepl <mcepl@suse.com>
 
diff --git a/python-pysmi.spec b/python-pysmi.spec
index 1cf8cde..e5852f3 100644
--- a/python-pysmi.spec
+++ b/python-pysmi.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package python-pysmi
 #
-# Copyright (c) 2019 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2021 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -16,6 +16,12 @@
 #
 
 
+%if 0%{?suse_version} > 1500
+%bcond_without libalternatives
+%else
+%bcond_with libalternatives
+%endif
+
 %{?!python_module:%define python_module() python-%{**} python3-%{**}}
 Name:           python-pysmi
 Version:        0.3.4
@@ -28,8 +34,12 @@ BuildRequires:  %{python_module ply}
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
 Requires:       python-ply
+%if %{with libalternatives}
+Requires:       alts
+%else
 Requires(post): update-alternatives
 Requires(postun): update-alternatives
+%endif
 BuildArch:      noarch
 %python_subpackages
 
@@ -49,15 +59,37 @@ Documentation: http://pysmi.sf.net
 %python_install
 mv %{buildroot}%{_bindir}/mibdump.py %{buildroot}%{_bindir}/mibdump
 mv %{buildroot}%{_bindir}/mibcopy.py %{buildroot}%{_bindir}/mibcopy
-%python_clone -a %{buildroot}%{_bindir}/mibdump
-%python_clone -a %{buildroot}%{_bindir}/mibcopy
+%if ! %{with libalternatives}
+  %python_clone -a %{buildroot}%{_bindir}/mibdump
+  %python_clone -a %{buildroot}%{_bindir}/mibcopy
+%else
+  %python_clone %{buildroot}%{_bindir}/mibdump
+  %python_clone %{buildroot}%{_bindir}/mibcopy  
+  ln -sf %{_bindir}/alts %{buildroot}%{_bindir}/mibdump
+  mkdir -p %{buildroot}%{_datadir}/libalternatives/mibdump
+  %python_expand echo "binary=%{_bindir}/mibdump-%{$python_version}" > %{buildroot}%{_datadir}/libalternatives/mibdump/10%{$python_version_nodots}.conf
+  ln -sf %{_bindir}/alts %{buildroot}%{_bindir}/mibcopy
+  mkdir -p %{buildroot}%{_datadir}/libalternatives/mibcopy
+  %python_expand echo "binary=%{_bindir}/mibcopy-%{$python_version}" > %{buildroot}%{_datadir}/libalternatives/mibcopy/10%{$python_version_nodots}.conf  
+%endif
 %python_expand %fdupes %{buildroot}%{$python_sitelib}
 
+%if %{with libalternatives}
+%pre
+# removing old update-alternatives entries
+if [ "$1" -gt 0 ] && [ -f %{_sbindir}/update-alternatives ] ; then
+    %python_uninstall_alternative mibdump
+    %python_uninstall_alternative mibcopy
+fi    
+%else
 %post
 %python_install_alternative mibdump
+%python_install_alternative mibcopy
 
 %postun
 %python_uninstall_alternative mibdump
+%python_uninstall_alternative mibcopy
+%endif
 
 #%%check
 #nosetests # cannot be run without pysmnp which needs this package
@@ -66,7 +98,19 @@ mv %{buildroot}%{_bindir}/mibcopy.py %{buildroot}%{_bindir}/mibcopy
 %license LICENSE.rst
 %doc README.md CHANGES.rst
 %{python_sitelib}/*
+%if ! 0%{with libalternatives}
 %python_alternative %{_bindir}/mibdump
 %python_alternative %{_bindir}/mibcopy
+%else
+%dir %{_datadir}/libalternatives
+%dir %{_datadir}/libalternatives/mibdump
+%{_datadir}/libalternatives/mibdump/10%python_version_nodots.conf
+%{_bindir}/mibdump
+%{_bindir}/mibdump-%python_version
+%dir %{_datadir}/libalternatives/mibcopy
+%{_datadir}/libalternatives/mibcopy/10%python_version_nodots.conf
+%{_bindir}/mibcopy
+%{_bindir}/mibcopy-%python_version
+%endif
 
 %changelog