diff --git a/orc.spec b/orc.spec
index 491e357..04e26c0 100644
--- a/orc.spec
+++ b/orc.spec
@@ -1,6 +1,6 @@
 %define        majversion  %(echo %version | cut -d. -f 1-2)
 Name:          orc
-Version:       0.4.27
+Version:       0.4.28
 Release:       1mamba
 Summary:       Orc – The Optimized Inner Loops Runtime Compiler
 Group:         Applications/Development
@@ -116,6 +116,9 @@ This package contains %{name} API documentation.
 %{_datadir}/gtk-doc/html/orc
 
 %changelog
+* Sun Dec 17 2017 Automatic Build System <autodist@mambasoft.it> 0.4.28-1mamba
+- automatic update by autodist
+
 * Mon Aug 07 2017 Automatic Build System <autodist@mambasoft.it> 0.4.27-1mamba
 - automatic version update by autodist