diff --git a/kalgebra.spec b/kalgebra.spec
index d7c2d98..a11dd5a 100644
--- a/kalgebra.spec
+++ b/kalgebra.spec
@@ -1,6 +1,6 @@
 ### AUTOUPDATE-OFF: 1
 Name:          kalgebra
-Version:       21.08.2
+Version:       21.08.3
 Release:       1mamba
 Summary:       A mathematical calculator based content markup MathML language
 Group:         Graphical Desktop/Applications/Scientific
@@ -102,6 +102,9 @@ exit 0
 %doc COPYING COPYING.DOC COPYING.LIB
 
 %changelog
+* Thu Nov 04 2021 Automatic Build System <autodist@mambasoft.it> 21.08.3-1mamba
+- automatic version update by autodist
+
 * Sun Oct 17 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 21.08.2-1mamba
 - update to 21.08.2