diff --git a/kiten.spec b/kiten.spec
index 568dc91..af4ce41 100644
--- a/kiten.spec
+++ b/kiten.spec
@@ -1,5 +1,5 @@
 Name:          kiten
-Version:       17.08.3
+Version:       17.12.0
 Release:       1mamba
 Summary:       Japanese Reference/Study Tool
 Group:         Graphical Desktop/Applications/Educational
@@ -134,6 +134,9 @@ exit 0
 %doc README TODO
 
 %changelog
+* Thu Dec 21 2017 Automatic Build System <autodist@mambasoft.it> 17.12.0-1mamba
+- automatic version update by autodist
+
 * Fri Nov 10 2017 Automatic Build System <autodist@mambasoft.it> 17.08.3-1mamba
 - automatic version update by autodist