diff --git a/python-josepy.spec b/python-josepy.spec
index f232c2a..fbb51c5 100644
--- a/python-josepy.spec
+++ b/python-josepy.spec
@@ -1,6 +1,7 @@
+%define pkgname %(echo %name | cut -d- -f2- | tr - _)
 Name:          python-josepy
-Version:       1.13.0
-Release:       3mamba
+Version:       1.14.0
+Release:       1mamba
 Summary:       JOSE protocol implementation in Python using cryptography
 Group:         System/Libraries
 Vendor:        openmamba
@@ -13,7 +14,6 @@ License:       Apache License 2.0
 BuildRequires: libpython311-devel
 BuildRequires: python3.11dist(cryptography)
 BuildRequires: python3.11dist(pyopenssl)
-BuildRequires: python3.11dist(setuptools)
 ## AUTOBUILDREQ-END
 BuildRequires: python3-devel >= 3.11.5-3mamba
 
@@ -28,30 +28,34 @@ BuildRequires: python3-devel >= 3.11.5-3mamba
 %setup -q -n josepy-%{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 "%{?pyappend}" != "py3"
-rm -f %{buildroot}%{_bindir}/jws
-sed -i "/\/usr\/bin\/jws/d" %{name}.filelist
+%if "%{?with_pyver}" != "3"
+# Rename any conflicting file outside of python site packages tree
+for f in %{_bindir}/jws; do
+   mv %{buildroot}${f}{,-%{?pyappend}}
+done
 %endif
 
-%files %{?pyappend} -f %{name}.filelist
+rm -f %{buildroot}%{python_sitelib}/{CHANGELOG.rst,CONTRIBUTING.md}
+
+%files %{?pyappend}
 %defattr(-,root,root)
-%dir %{python_sitearch}/josepy-%{version}-py*.egg-info
-%{python_sitearch}/josepy-%{version}-py*.egg-info/*
+%{_bindir}/jws*
+%dir %{python_sitelib}/%{pkgname}-%{version}.dist-info
+%{python_sitelib}/%{pkgname}-%{version}.dist-info/*
+%dir %{python_sitelib}/%{pkgname}
+%{python_sitelib}/%{pkgname}/*
+%doc LICENSE.txt
 
 %changelog
+* Fri Dec 01 2023 Automatic Build System <autodist@mambasoft.it> 1.14.0-1mamba
+- automatic version update by autodist
+
 * Tue Sep 26 2023 Automatic Build System <autodist@mambasoft.it> 1.13.0-3mamba
 - rebuilt by autoport with build requirements: python3-devel>=3.11.5-3mamba