diff --git a/qmc2.spec b/qmc2.spec
index cd80dae..55f26f3 100644
--- a/qmc2.spec
+++ b/qmc2.spec
@@ -1,5 +1,5 @@
 Name:          qmc2
-Version:       0.50
+Version:       0.51
 Release:       1mamba
 Summary:       A Qt 4 based multi-platform GUI front end for several MAME, MESS and UME variants
 Group:         Graphical Desktop/Applications/Games
@@ -51,6 +51,9 @@ QMC2 is a Qt 4 based multi-platform GUI front end for several MAME, MESS and UME
 %{_datadir}/qmc2/*
 
 %changelog
+* Mon May 04 2015 Automatic Build System <autodist@mambasoft.it> 0.51-1mamba
+- automatic version update by autodist
+
 * Sat Mar 28 2015 Automatic Build System <autodist@mambasoft.it> 0.50-1mamba
 - automatic update by autodist