diff --git a/python-tornado.spec b/python-tornado.spec
index 3d3ebec..301a00b 100644
--- a/python-tornado.spec
+++ b/python-tornado.spec
@@ -1,5 +1,5 @@
 Name:          python-tornado
-Version:       6.4
+Version:       6.4b1
 Release:       1mamba
 Summary:       Scalable, non-blocking web server and tools
 Group:         System/Libraries
@@ -46,6 +46,9 @@ sed -i "\,\.egg-info/,d;s,.*/man/.*,&.gz," %{name}.filelist
 %doc LICENSE README.rst
 
 %changelog
+* Mon Feb 12 2024 Automatic Build System <autodist@openmamba.org> 6.4b1-1mamba
+- automatic update by autodist
+
 * Wed Nov 29 2023 Automatic Build System <autodist@mambasoft.it> 6.4-1mamba
 - automatic version update by autodist