diff --git a/python-tornado.spec b/python-tornado.spec
index 383149a..39f86a2 100644
--- a/python-tornado.spec
+++ b/python-tornado.spec
@@ -1,6 +1,6 @@
 Name:          python-tornado
-Version:       6.2
-Release:       2mamba
+Version:       6.3
+Release:       1mamba
 Summary:       Scalable, non-blocking web server and tools
 Group:         System/Libraries
 Vendor:        openmamba
@@ -45,6 +45,9 @@ sed -i "\,\.egg-info/,d;s,.*/man/.*,&.gz," %{name}.filelist
 %doc LICENSE README.rst
 
 %changelog
+* Tue Apr 18 2023 Automatic Build System <autodist@mambasoft.it> 6.3-1mamba
+- automatic version update by autodist
+
 * Thu Apr 06 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 6.2-2mamba
 - rebuilt with python 3.10