diff --git a/byacc.spec b/byacc.spec
index f0beed2..b38ed3d 100644
--- a/byacc.spec
+++ b/byacc.spec
@@ -1,5 +1,5 @@
 Name:          byacc
-Version:       20141006
+Version:       20141128
 Release:       1mamba
 Summary:       an LALR parser generator.
 Group:         Development/Tools
@@ -53,6 +53,9 @@ make check
 %doc ACKNOWLEDGEMENTS CHANGES NEW_FEATURES NOTES NO_WARRANTY README
 
 %changelog
+* Sun Dec 21 2014 Automatic Build System <autodist@mambasoft.it> 20141128-1mamba
+- automatic update by autodist
+
 * Sat Oct 18 2014 Automatic Build System <autodist@mambasoft.it> 20141006-1mamba
 - automatic update by autodist