diff --git a/katomic.spec b/katomic.spec
index 7f528cb..4e4a25a 100644
--- a/katomic.spec
+++ b/katomic.spec
@@ -1,5 +1,5 @@
 Name:          katomic
-Version:       17.12.1
+Version:       17.12.3
 Release:       1mamba
 Summary:       Sokoban-like Logic Game
 Group:         Graphical Desktop/Applications/Games
@@ -69,6 +69,12 @@ Sokoban-like Logic Game.
 %doc COPYING COPYING.DOC
 
 %changelog
+* Thu Mar 08 2018 Automatic Build System <autodist@mambasoft.it> 17.12.3-1mamba
+- automatic version update by autodist
+
+* Fri Feb 09 2018 Automatic Build System <autodist@mambasoft.it> 17.12.2-1mamba
+- automatic version update by autodist
+
 * Thu Jan 11 2018 Automatic Build System <autodist@mambasoft.it> 17.12.1-1mamba
 - automatic version update by autodist