diff --git a/python-sphinxcontrib-applehelp.spec b/python-sphinxcontrib-applehelp.spec
index f700fde..5398a79 100644
--- a/python-sphinxcontrib-applehelp.spec
+++ b/python-sphinxcontrib-applehelp.spec
@@ -1,19 +1,19 @@
+%define pkgname %(echo %name | cut -d- -f2- | tr - _)
 Name:          python-sphinxcontrib-applehelp
-Version:       1.0.2
-Release:       3mamba
+Version:       1.0.4
+Release:       1mamba
 Summary:       A sphinx extension which outputs Apple help books
 Group:         System/Libraries
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           https://sphinx.pocoo.org/
+URL:           https://www.sphinx-doc.org/en/master/
 Source:        https://pypi.debian.net/sphinxcontrib-applehelp/sphinxcontrib-applehelp-%{version}.tar.gz
 License:       BSD
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: libpython3-devel
 ## AUTOBUILDREQ-END
 
-
 %description
 %{summary}.
 
@@ -25,26 +25,31 @@ BuildRequires: libpython3-devel
 %setup -q -n sphinxcontrib-applehelp-%{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_applehelp-%{version}-py*.egg-info
-%{python_sitearch}/sphinxcontrib_applehelp-%{version}-py*.egg-info/*
+%dir %{python_sitelib}/%{pkgname}-%{version}.dist-info
+%{python_sitelib}/%{pkgname}-%{version}.dist-info/*
+%dir %{python_sitelib}/sphinxcontrib/applehelp
+%{python_sitelib}/sphinxcontrib/applehelp/*
 %doc LICENSE
 
 %changelog
+* Mon Mar 06 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 1.0.4-1mamba
+- update to 1.0.4
+
 * Sat Apr 17 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 1.0.2-3mamba
 - rebuilt with distdeps