diff --git a/libxcb-util.spec b/libxcb-util.spec
index 7377469..0b1d55c 100644
--- a/libxcb-util.spec
+++ b/libxcb-util.spec
@@ -1,5 +1,5 @@
 Name:          libxcb-util
-Version:       0.3.9
+Version:       0.4.0
 Release:       1mamba
 Summary:       XCB support libraries
 Group:         System/Libraries
@@ -83,6 +83,9 @@ This package contains static libraries and header files need for development.
 %{_libdir}/pkgconfig/*.pc
 
 %changelog
+* Fri Oct 17 2014 Automatic Build System <autodist@mambasoft.it> 0.4.0-1mamba
+- automatic version update by autodist
+
 * Fri Jun 01 2012 Automatic Build System <autodist@mambasoft.it> 0.3.9-1mamba
 - automatic version update by autodist