diff --git a/knetwalk.spec b/knetwalk.spec
index 2c43b95..ed34d25 100644
--- a/knetwalk.spec
+++ b/knetwalk.spec
@@ -1,5 +1,5 @@
 Name:          knetwalk
-Version:       4.13.0
+Version:       4.13.1
 Release:       1mamba
 Summary:       Network Construction Game
 Group:         Graphical Desktop/Applications/Games
@@ -72,6 +72,9 @@ exit 0
 %doc AUTHORS COPYING COPYING.DOC
 
 %changelog
+* Mon May 19 2014 Automatic Build System <autodist@mambasoft.it> 4.13.1-1mamba
+- automatic version update by autodist
+
 * Thu Apr 17 2014 Automatic Build System <autodist@mambasoft.it> 4.13.0-1mamba
 - automatic version update by autodist