diff --git a/python-constantly.spec b/python-constantly.spec
index 64077c4..9b1446a 100644
--- a/python-constantly.spec
+++ b/python-constantly.spec
@@ -1,6 +1,7 @@
+%define pkgname %(echo %name | cut -d- -f2- | tr - _)
 Name:          python-constantly
-Version:       15.1.0
-Release:       3mamba
+Version:       23.10.4
+Release:       1mamba
 Summary:       A library that provides symbolic constant support
 Group:         System/Libraries
 Vendor:        openmamba
@@ -12,9 +13,7 @@ License:       BSD
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: libpython311-devel
 ## AUTOBUILDREQ-END
-BuildRequires: python3-devel >= 3.11.5-3mamba
-BuildRequires: libpython-devel
-Requires:      python >= %python_version
+BuildRequires: python-versioneer-py3
 
 %description
 %{summary}.
@@ -27,26 +26,31 @@ Requires:      python >= %python_version
 %setup -q -n constantly-%{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}/constantly-%{version}-py*.egg-info
-%{python_sitearch}/constantly-%{version}-py*.egg-info/*
+%dir %{python_sitelib}/%{pkgname}-%{version}.dist-info
+%{python_sitelib}/%{pkgname}-%{version}.dist-info/*
+%dir %{python_sitelib}/%{pkgname}
+%{python_sitelib}/%{pkgname}/*
 %doc CREDITS LICENSE
 
 %changelog
+* Fri Feb 23 2024 Automatic Build System <autodist@openmamba.org> 23.10.4-1mamba
+- automatic version update by autodist
+
 * Tue Sep 26 2023 Automatic Build System <autodist@mambasoft.it> 15.1.0-3mamba
 - rebuilt by autoport with build requirements: python3-devel>=3.11.5-3mamba