diff --git a/kblackbox.spec b/kblackbox.spec
index d698d4a..e730a33 100644
--- a/kblackbox.spec
+++ b/kblackbox.spec
@@ -1,5 +1,5 @@
 Name:          kblackbox
-Version:       19.12.2
+Version:       19.12.3
 Release:       1mamba
 Summary:       Blackbox Logic Game
 Group:         Graphical Desktop/Applications/Games
@@ -81,6 +81,9 @@ exit 0
 %doc COPYING COPYING.DOC
 
 %changelog
+* Thu Mar 05 2020 Automatic Build System <autodist@mambasoft.it> 19.12.3-1mamba
+- automatic version update by autodist
+
 * Thu Feb 06 2020 Automatic Build System <autodist@mambasoft.it> 19.12.2-1mamba
 - automatic version update by autodist