diff --git a/kmbox.spec b/kmbox.spec
index 80a7a7e..cc6a64d 100644
--- a/kmbox.spec
+++ b/kmbox.spec
@@ -1,7 +1,7 @@
 %define majver %(echo %version | cut -d. -f1-2)
 
 Name:          kmbox
-Version:       16.08.3
+Version:       16.12.1
 Release:       1mamba
 Summary:       KDE Frameworks 5 mailbox library
 Group:         System/Libraries
@@ -86,6 +86,12 @@ exit 0
 %{_libdir}/qt5/mkspecs/modules/qt_Mbox.pri
 
 %changelog
+* Mon Jan 16 2017 Automatic Build System <autodist@mambasoft.it> 16.12.1-1mamba
+- automatic version update by autodist
+
+* Sun Dec 18 2016 Automatic Build System <autodist@mambasoft.it> 16.12.0-1mamba
+- automatic version update by autodist
+
 * Fri Nov 11 2016 Automatic Build System <autodist@mambasoft.it> 16.08.3-1mamba
 - automatic version update by autodist