diff --git a/kalgebra.spec b/kalgebra.spec
index 596d417..adc0c41 100644
--- a/kalgebra.spec
+++ b/kalgebra.spec
@@ -1,6 +1,6 @@
 ### AUTOUPDATE-OFF: 1
 Name:          kalgebra
-Version:       21.12.3
+Version:       22.04.0
 Release:       1mamba
 Summary:       A mathematical calculator based content markup MathML language
 Group:         Graphical Desktop/Applications/Scientific
@@ -105,6 +105,9 @@ exit 0
 %doc COPYING COPYING.DOC COPYING.LIB
 
 %changelog
+* Thu Apr 21 2022 Automatic Build System <autodist@mambasoft.it> 22.04.0-1mamba
+- automatic version update by autodist
+
 * Thu Mar 03 2022 Automatic Build System <autodist@mambasoft.it> 21.12.3-1mamba
 - automatic version update by autodist