diff --git a/python-radicale.spec b/python-radicale.spec
index a996f89..d6613e0 100644
--- a/python-radicale.spec
+++ b/python-radicale.spec
@@ -1,5 +1,5 @@
 Name:          python-radicale
-Version:       3.1.2
+Version:       3.1.3
 Release:       1mamba
 Summary:       CalDAV and CardDAV Server
 Group:         System/Libraries
@@ -10,6 +10,7 @@ URL:           https://pypi.org/project/Radicale/
 Source:        https://pypi.debian.net/Radicale/Radicale-%{version}.tar.gz
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
+BuildRequires: libpython3-devel
 ## AUTOBUILDREQ-END
 BuildRequires: libpython3-devel
 Requires:      python3 >= %python_version
@@ -39,6 +40,9 @@ CFLAGS="%{optflags}" %{__python3} setup.py build
 %doc COPYING
 
 %changelog
+* Thu Jan 27 2022 Automatic Build System <autodist@mambasoft.it> 3.1.3-1mamba
+- automatic version update by autodist
+
 * Sun Jan 23 2022 Automatic Build System <autodist@mambasoft.it> 3.1.2-1mamba
 - automatic version update by autodist