diff --git a/python-radicale.spec b/python-radicale.spec
index f876490..3946f0e 100644
--- a/python-radicale.spec
+++ b/python-radicale.spec
@@ -1,6 +1,6 @@
 Name:          python-radicale
 Version:       3.1.8
-Release:       1mamba
+Release:       2mamba
 Summary:       CalDAV and CardDAV Server
 Group:         System/Libraries
 Vendor:        openmamba
@@ -10,18 +10,21 @@ URL:           https://pypi.org/project/Radicale/
 Source:        https://pypi.debian.net/Radicale/Radicale-%{version}.tar.gz
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
-BuildRequires: libpython3-devel
-BuildRequires: python3.7dist(defusedxml)
-BuildRequires: python3.7dist(passlib)
-BuildRequires: python3.7dist(python-dateutil)
-BuildRequires: python3.7dist(setuptools)
-BuildRequires: python3.7dist(vobject)
+BuildRequires: libpython311-devel
+BuildRequires: python3.11dist(defusedxml)
+BuildRequires: python3.11dist(passlib)
+BuildRequires: python3.11dist(python-dateutil)
+BuildRequires: python3.11dist(setuptools)
+BuildRequires: python3.11dist(vobject)
 ## AUTOBUILDREQ-END
+BuildRequires: python3-devel >= 3.11.5-3mamba
 
 %description
 %{summary}.
 
 %if 0%{?with_pyver}
+%define py_requires_append \
+Obsoletes:     python-radicale < 3.1.8-2mamba
 %pyver_package
 %endif
 
@@ -41,13 +44,16 @@ CFLAGS="%{optflags}" %{__python} setup.py build
 
 sed -i "\,\.egg-info/,d;s,.*/man/.*,&.gz," %{name}.filelist
 
-%files -f %{name}.filelist
+%files %{?pyappend} -f %{name}.filelist
 %defattr(-,root,root)
 %dir %{python_sitearch}/Radicale-%{version}-py*.egg-info
 %{python_sitearch}/Radicale-%{version}-py*.egg-info/*
 %doc COPYING.md
 
 %changelog
+* Sun Oct 01 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 3.1.8-2mamba
+- rebuilt with python3 == 3.11
+
 * Tue Aug 09 2022 Automatic Build System <autodist@mambasoft.it> 3.1.8-1mamba
 - automatic version update by autodist