diff --git a/python-py3c.spec b/python-py3c.spec
index 69958d0..5d1549c 100644
--- a/python-py3c.spec
+++ b/python-py3c.spec
@@ -1,5 +1,5 @@
 Name:          python-py3c
-Version:       1.3
+Version:       1.3.1
 Release:       1mamba
 Summary:       py3c helps you port C extensions to Python 3
 Group:         System/Libraries
@@ -51,5 +51,8 @@ sed -i "s,.*/man/.*,&.gz," %{name}.filelist
 %{_datadir}/pkgconfig/py3c.pc
 
 %changelog
+* Sun Feb 21 2021 Automatic Build System <autodist@mambasoft.it> 1.3.1-1mamba
+- automatic version update by autodist
+
 * Wed Dec 09 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 1.3-1mamba
 - package created using the webbuild interface