diff --git a/libimlib2.spec b/libimlib2.spec
index 6c16d32..99331f0 100644
--- a/libimlib2.spec
+++ b/libimlib2.spec
@@ -1,7 +1,7 @@
 %define        with_imlib2_loaders  0
 
 Name:          libimlib2
-Version:       1.4.10
+Version:       1.5.1
 Release:       1mamba
 Summary:       A powerful image loading and rendering library
 Group:         System/Libraries
@@ -129,6 +129,9 @@ cd imlib2_loaders-%{version}
 %{_libdir}/imlib2/loaders/*
 
 %changelog
+* Wed Mar 28 2018 Automatic Build System <autodist@mambasoft.it> 1.5.1-1mamba
+- automatic version update by autodist
+
 * Mon May 15 2017 Automatic Build System <autodist@mambasoft.it> 1.4.10-1mamba
 - automatic version update by autodist