diff --git a/python-sphinxcontrib-websupport.spec b/python-sphinxcontrib-websupport.spec
index e6e17d5..8d4e6b2 100644
--- a/python-sphinxcontrib-websupport.spec
+++ b/python-sphinxcontrib-websupport.spec
@@ -1,16 +1,19 @@
+%define pkgname %(echo %name | cut -d- -f2- | tr - _)
 Name:          python-sphinxcontrib-websupport
-Version:       1.2.4
-Release:       4mamba
+Version:       1.2.6
+Release:       1mamba
 Summary:       Sphinx documentation generator
 Group:         System/Libraries
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           https://www.sphinx-doc.org/en/master/
-Source:        http://pypi.debian.net/sphinxcontrib-websupport/sphinxcontrib-websupport-%{version}.tar.gz
+Source:        http://pypi.debian.net/sphinxcontrib-websupport/sphinxcontrib_websupport-%{version}.tar.gz
 License:       BSD
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: libpython311-devel
+BuildRequires: python3.11dist(jinja2)
+BuildRequires: python3.11dist(sphinx)
 BuildRequires: python3.11dist(sphinxcontrib-serializinghtml)
 ## AUTOBUILDREQ-END
 BuildRequires: python3-devel >= 3.11.5-3mamba
@@ -23,29 +26,34 @@ BuildRequires: python3-devel >= 3.11.5-3mamba
 %endif
 
 %prep
-%setup -q -n sphinxcontrib-websupport-%{version}
+%setup -q -n sphinxcontrib_websupport-%{version}
 
 %build
-CFLAGS="%{optflags}" %{__python} setup.py build
+CFLAGS="%{optflags}" %{__python} -m build --no-isolation --wheel
 
 %install
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
-%{__python} setup.py install \
-   -O1 --skip-build \
-   --root="%{buildroot}" \
-   --install-headers=%{python_inc} \
-   --install-lib=%{python_sitearch} \
-   --record=%{name}.filelist
+%{__python} -m installer --destdir=%{buildroot} dist/*.whl
 
-sed -i "\,\.egg-info/,d;s,.*/man/.*,&.gz," %{name}.filelist
+#%if "%{?with_pyver}" != "3"
+## Rename any conflicting file outside of python site packages tree
+#for f in %{_bindir}/pdm; do
+#   mv %{buildroot}${f}{,-%{?pyappend}}
+#done
+#%endif
 
-%files %{?pyappend} -f %{name}.filelist
+%files %{?pyappend}
 %defattr(-,root,root)
-%dir %{python_sitearch}/sphinxcontrib_websupport-%{version}-py*.egg-info
-%{python_sitearch}/sphinxcontrib_websupport-%{version}-py*.egg-info/*
+%dir %{python_sitelib}/%{pkgname}-%{version}.dist-info
+%{python_sitelib}/%{pkgname}-%{version}.dist-info/*
+%dir %{python_sitelib}/sphinxcontrib/websupport
+%{python_sitelib}/sphinxcontrib/websupport/*
 %doc LICENSE
 
 %changelog
+* Sat Nov 11 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 1.2.6-1mamba
+- update to 1.2.6
+
 * Wed Sep 27 2023 Automatic Build System <autodist@mambasoft.it> 1.2.4-4mamba
 - rebuilt by autoport with build requirements: python3-devel>=3.11.5-3mamba