diff --git a/python-cryptography.spec b/python-cryptography.spec
index 30f6b66..b6f42ac 100644
--- a/python-cryptography.spec
+++ b/python-cryptography.spec
@@ -1,5 +1,6 @@
+%define pkgname %(echo %name | cut -d- -f2- | tr - _)
 Name:          python-cryptography
-Version:       41.0.7
+Version:       42.0.2
 Release:       1mamba
 Summary:       Cryptographic recipes and primitives to Python developers
 Group:         System/Libraries
@@ -34,32 +35,32 @@ BuildRequires: python-setuptools-rust-py310
 
 %build
 # https://github.com/pyca/cryptography/issues/9023
-CC=clang RUSTFLAGS+="-Clinker-plugin-lto -Clinker=clang -Clink-arg=-fuse-ld=lld" %{__python} setup.py build
+CC=clang CFLAGS="%{optflags}" RUSTFLAGS+="-Clinker-plugin-lto -Clinker=clang -Clink-arg=-fuse-ld=lld" \
+%{__python} -m build --no-isolation --wheel
 
 %install
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
-%{__python} setup.py install \
-   -O1 --skip-build \
-   --root="%{buildroot}" \
-   --install-headers=%{_includedir}/python \
-   --install-lib=%{python_sitearch} \
-   --record=%{name}.filelist
-   
-sed -i "\,\.egg-info/,d;s,.*/man/.*,&.gz," %{name}.filelist
+%{__python} -m installer --destdir=%{buildroot} dist/*.whl
 
-#%if "0%{with_pyver}" != "03"
-## workaround for build-id file conflict
-#rm -f %{buildroot}%{python_sitearch}/cryptography/hazmat/bindings/_rust.abi*.so
+#%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}/cryptography-%{version}-py*.egg-info
-%{python_sitearch}/cryptography-%{version}-py*.egg-info/*
-%{python_sitearch}/cryptography/hazmat/bindings/_rust.abi*.so
+%dir %{python_sitearch}/%{pkgname}-%{version}.dist-info
+%{python_sitearch}/%{pkgname}-%{version}.dist-info/*
+%dir %{python_sitearch}/%{pkgname}
+%{python_sitearch}/%{pkgname}/*
 %doc LICENSE
 
 %changelog
+* Fri Feb 02 2024 Automatic Build System <autodist@openmamba.org> 42.0.2-1mamba
+- automatic version update by autodist
+
 * Tue Nov 28 2023 Automatic Build System <autodist@mambasoft.it> 41.0.7-1mamba
 - automatic version update by autodist