diff --git a/python-matplotlib.spec b/python-matplotlib.spec
index 764731e..f561c34 100644
--- a/python-matplotlib.spec
+++ b/python-matplotlib.spec
@@ -1,5 +1,6 @@
+%define pkgname %(echo %name | cut -d- -f2- | tr - _)
 Name:          python-matplotlib
-Version:       3.8.4
+Version:       3.9.1
 Release:       1mamba
 Summary:       Python plotting library
 Group:         System/Libraries/Python
@@ -51,33 +52,35 @@ sed -i "s|gtkagg = True|gtkagg = False|" setup.cfg
 %endif
 
 %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}
+%{__python} -m installer --destdir=%{buildroot} dist/*.whl
 
-chmod +x %{buildroot}%{python_sitearch}/matplotlib/dates.py
-rm -rf %{buildroot}%{python_sitearch}/matplotlib/mpl-data/fonts
+#%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}
 %defattr(-,root,root)
-%{python_sitearch}/*.py*
-%dir %{python_sitearch}/matplotlib
-%{python_sitearch}/matplotlib/*
+%dir %{python_sitearch}/%{pkgname}-%{version}.dist-info
+%{python_sitearch}/%{pkgname}-%{version}.dist-info/*
+%{python3_sitearch}/pylab.py
+%dir %{python_sitearch}/%{pkgname}
+%{python_sitearch}/%{pkgname}/*
 %dir %{python_sitearch}/mpl_toolkits
 %{python_sitearch}/mpl_toolkits/*
-%{python_sitearch}/matplotlib-%{version}-py*
-%if 0%{?with_pyver}
-%{python_sitearch}/__pycache__/pylab.cpython*.py*
-%endif
+%{python3_sitearch}/__pycache__/pylab.cpython-311*.pyc
 %doc LICENSE/LICENSE
 
 %changelog
+* Sun Jul 21 2024 Automatic Build System <autodist@openmamba.org> 3.9.1-1mamba
+- automatic version update by autodist
+
 * Sun Apr 07 2024 Automatic Build System <autodist@openmamba.org> 3.8.4-1mamba
 - automatic version update by autodist