diff --git a/rocs.spec b/rocs.spec
index bd67a77..6a1330b 100644
--- a/rocs.spec
+++ b/rocs.spec
@@ -1,5 +1,5 @@
 Name:          rocs
-Version:       16.12.2
+Version:       16.12.3
 Release:       1mamba
 Summary:       Graph Theory Tool for Professors and Students
 Group:         Graphical Desktop/Applications/Educational
@@ -113,6 +113,9 @@ exit 0
 %doc README
 
 %changelog
+* Sat Mar 18 2017 Automatic Build System <autodist@mambasoft.it> 16.12.3-1mamba
+- automatic version update by autodist
+
 * Fri Feb 10 2017 Automatic Build System <autodist@mambasoft.it> 16.12.2-1mamba
 - automatic version update by autodist