diff --git a/python-M2Crypto.spec b/python-M2Crypto.spec
index d1ce095..1832be1 100644
--- a/python-M2Crypto.spec
+++ b/python-M2Crypto.spec
@@ -1,12 +1,13 @@
+%define pkgname %(echo %name | cut -d- -f2- | tr - _)
 Name:          python-M2Crypto
-Version:       0.40.1
+Version:       0.41.0
 Release:       1mamba
 Summary:       A python wrapper for OpenSSL featuring RSA, DSA, DH, EC, HMACs, message digests, symmetric ciphers and more
 Group:         System/Libraries
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           https://pypi.org/project/M2Crypto/
+URL:           https://gitlab.com/m2crypto/m2crypto
 Source:        http://pypi.debian.net/M2Crypto/M2Crypto-%{version}.tar.gz
 License:       BSD
 ## AUTOBUILDREQ-BEGIN
@@ -14,9 +15,6 @@ BuildRequires: glibc-devel
 BuildRequires: libopenssl-devel
 BuildRequires: libpython311-devel
 ## AUTOBUILDREQ-END
-BuildRequires: python3-devel >= 3.11.5-3mamba
-BuildRequires: libpython-devel
-Requires:      python >= %python_version
 
 %description
 M2Crypto is the most complete Python wrapper for OpenSSL featuring RSA, DSA, DH, EC, HMACs, message digests, symmetric ciphers (including AES); SSL functionality to implement clients and servers; HTTPS extensions to Python's httplib, urllib, and xmlrpclib; unforgeable HMAC'ing AuthCookies for web session management; FTP/TLS client and server; S/MIME; ZServerSSL: A HTTPS server for Zope and ZSmime: An S/MIME messenger for Zope. M2Crypto can also be used to provide SSL for Twisted. Smartcards supported through the Engine interface.
@@ -26,27 +24,34 @@ M2Crypto is the most complete Python wrapper for OpenSSL featuring RSA, DSA, DH,
 %endif
 
 %prep
-%setup -q -c %{name}-%{version}
+%setup -q -n %{pkgname}-%{version}
 
 %build
-cd M2Crypto-%{version}
-CFLAGS="%{optflags}" %{__python} setup.py build
+CFLAGS="%{optflags}" %{__python} -m build --no-isolation --wheel
 
 %install
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
-cd M2Crypto-%{version}
-%{__python} setup.py install \
-   -O1 --skip-build \
-   --root="%{buildroot}" \
-   --install-headers=%{_includedir}/python \
-   --install-lib=%{python_sitearch} \
-   --single-version-externally-managed \
-   --record=%{name}.filelist
+%{__python} -m installer --destdir=%{buildroot} dist/*.whl
 
-%files %{?pyappend} -f M2Crypto-%{version}/%{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}
 %defattr(-,root,root)
+%dir %{python_sitearch}/%{pkgname}-%{version}.dist-info
+%{python_sitearch}/%{pkgname}-%{version}.dist-info/*
+%dir %{python_sitearch}/%{pkgname}
+%{python_sitearch}/%{pkgname}/*
+%doc LICENCE
 
 %changelog
+* Fri Feb 16 2024 Automatic Build System <autodist@openmamba.org> 0.41.0-1mamba
+- automatic version update by autodist
+
 * Thu Oct 26 2023 Automatic Build System <autodist@mambasoft.it> 0.40.1-1mamba
 - automatic version update by autodist