diff --git a/libwebp.spec b/libwebp.spec
index d856882..6f434c6 100644
--- a/libwebp.spec
+++ b/libwebp.spec
@@ -1,5 +1,5 @@
 Name:          libwebp
-Version:       0.5.0
+Version:       0.5.1
 Release:       1mamba
 Summary:       A method of lossy compression that can be used on photographic images
 Group:         System/Libraries
@@ -84,6 +84,9 @@ This package contains utility applications for %{name}.
 %{_mandir}/man1/*
 
 %changelog
+* Sat Jul 23 2016 Automatic Build System <autodist@mambasoft.it> 0.5.1-1mamba
+- automatic version update by autodist
+
 * Tue Dec 29 2015 Automatic Build System <autodist@mambasoft.it> 0.5.0-1mamba
 - automatic version update by autodist