diff --git a/yawn.spec b/yawn.spec
index 07d4c34..fc55dfb 100644
--- a/yawn.spec
+++ b/yawn.spec
@@ -2,11 +2,10 @@
 %global apacheconfdir /etc/httpd
 %global svnrev 632
 %global revdate 20140318
-%global ver 0.1.7
 
 Name:           yawn
 Version:        0
-Release:        0.58.%{revdate}svn%{svnrev}%{?dist}
+Release:        0.47.%{revdate}svn%{svnrev}%{?dist}
 Summary:        Yet Another WBEM Navigator
 
 
@@ -22,7 +21,7 @@ Patch0: fix-shebang-lines.patch
 Patch1: python-3-support.patch
 Patch2: fix-requires.patch
 
-BuildRequires:  httpd, python3-devel
+BuildRequires:  httpd, python3-devel, python3-setuptools
 Requires:       python3-mod_wsgi, python3-pywbem, httpd, python3-werkzeug, python3-mako
 BuildArch:      noarch
 
@@ -40,14 +39,11 @@ Script to run yawn without Apache web server.
 %setup -q -n %{name}-%{revdate}
 %autopatch -p1
 
-%generate_buildrequires
-%pyproject_buildrequires
-
 %build
-%pyproject_wheel
+%{__python3} setup.py build
 
 %install
-%pyproject_install
+%{__python3} setup.py install --skip-build --root ${RPM_BUILD_ROOT}
 mkdir -p $RPM_BUILD_ROOT%{htmldir}
 install ./scripts/yawn.wsgi $RPM_BUILD_ROOT%{htmldir}/index.wsgi
 install -d $RPM_BUILD_ROOT%{apacheconfdir}/conf.d/
@@ -58,8 +54,7 @@ install -m 0644 ./apache/yawn.conf ${RPM_BUILD_ROOT}/%{apacheconfdir}/conf.d/yaw
 
 %files
 %{htmldir}
-%{python3_sitelib}/pywbem_yawn/
-%{python3_sitelib}/yawn-%{ver}.dist-info/
+%{python3_sitelib}/*
 %config(noreplace) %{apacheconfdir}/conf.d/yawn.conf
 %doc README Changelog
 
@@ -67,40 +62,6 @@ install -m 0644 ./apache/yawn.conf ${RPM_BUILD_ROOT}/%{apacheconfdir}/conf.d/yaw
 %{_bindir}/yawn.py
 
 %changelog
-* Fri Jul 17 2026 Fedora Release Engineering <releng@fedoraproject.org> - 0-0.58.20140318svn632
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild
-
-* Thu Jun 04 2026 Python Maint <python-maint@redhat.com> - 0-0.57.20140318svn632
-- Rebuilt for Python 3.15
-
-* Sat Jan 17 2026 Fedora Release Engineering <releng@fedoraproject.org> - 0-0.56.20140318svn632
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_44_Mass_Rebuild
-
-* Fri Sep 19 2025 Python Maint <python-maint@redhat.com> - 0-0.55.20140318svn632
-- Rebuilt for Python 3.14.0rc3 bytecode
-
-* Wed Aug 27 2025 Vitezslav Crhonek <vcrhonek@redhat.com> - 0-0.54.20140318svn632
-- Stop using deprecated python setup.py build/install command in the spec
-  Resolves: #2378639
-
-* Fri Aug 15 2025 Python Maint <python-maint@redhat.com> - 0-0.53.20140318svn632
-- Rebuilt for Python 3.14.0rc2 bytecode
-
-* Fri Jul 25 2025 Fedora Release Engineering <releng@fedoraproject.org> - 0-0.52.20140318svn632
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_43_Mass_Rebuild
-
-* Mon Jun 02 2025 Python Maint <python-maint@redhat.com> - 0-0.51.20140318svn632
-- Rebuilt for Python 3.14
-
-* Sun Jan 19 2025 Fedora Release Engineering <releng@fedoraproject.org> - 0-0.50.20140318svn632
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild
-
-* Sat Jul 20 2024 Fedora Release Engineering <releng@fedoraproject.org> - 0-0.49.20140318svn632
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild
-
-* Fri Jun 07 2024 Python Maint <python-maint@redhat.com> - 0-0.48.20140318svn632
-- Rebuilt for Python 3.13
-
 * Sat Jan 27 2024 Fedora Release Engineering <releng@fedoraproject.org> - 0-0.47.20140318svn632
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild