diff --git a/knights.spec b/knights.spec
index d7e3dc8..6b14610 100644
--- a/knights.spec
+++ b/knights.spec
@@ -1,5 +1,5 @@
 Name:          knights
-Version:       21.12.2
+Version:       21.12.3
 Release:       1mamba
 Summary:       A KDE chess frontend to server chess engines including GNUChess
 Group:         Graphical Desktop/Applications/Games
@@ -86,6 +86,9 @@ Knights aims to be the ultimate chess resource on your computer. Written for the
 %doc LICENSE
 
 %changelog
+* Thu Mar 03 2022 Automatic Build System <autodist@mambasoft.it> 21.12.3-1mamba
+- automatic version update by autodist
+
 * Fri Feb 04 2022 Automatic Build System <autodist@mambasoft.it> 21.12.2-1mamba
 - automatic version update by autodist