diff --git a/analitza.spec b/analitza.spec
index 79b15bc..283cb7c 100644
--- a/analitza.spec
+++ b/analitza.spec
@@ -2,7 +2,7 @@
 %global __debug_package 1
 
 Name:          analitza
-Version:       21.12.0
+Version:       21.12.1
 Release:       1mamba
 Summary:       KDE library for mathematical features
 Group:         Graphical Desktop/Applications/Scientific
@@ -123,6 +123,9 @@ Debug information is useful when developing applications that use this package o
 %{_kde5_libdir}/cmake/Analitza5/Analitza5*.cmake
 
 %changelog
+* Thu Jan 06 2022 Automatic Build System <autodist@mambasoft.it> 21.12.1-1mamba
+- automatic version update by autodist
+
 * Thu Dec 09 2021 Automatic Build System <autodist@mambasoft.it> 21.12.0-1mamba
 - automatic version update by autodist