diff --git a/print-manager.spec b/print-manager.spec
index 2003653..e8c8a4f 100644
--- a/print-manager.spec
+++ b/print-manager.spec
@@ -1,5 +1,5 @@
 Name:          print-manager
-Version:       17.08.3
+Version:       17.12.0
 Release:       1mamba
 Summary:       KDE printer manager
 Group:         Graphical Desktop/Applications/Utilities
@@ -76,6 +76,9 @@ KDE printer manager.
 %doc COPYING
 
 %changelog
+* Sat Dec 23 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