diff --git a/libzen.spec b/libzen.spec
index 4ab985b..4f2e46b 100644
--- a/libzen.spec
+++ b/libzen.spec
@@ -1,5 +1,5 @@
 Name:          libzen
-Version:       0.4.39
+Version:       0.4.40
 Release:       1mamba
 Summary:       shared library for libmediainfo and mediainfo
 Group:         System/Libraries
@@ -65,5 +65,8 @@ cd ZenLib/Project/GNU/Library
 %{_libdir}/pkgconfig/libzen.pc
 
 %changelog
+* Sat Dec 24 2022 Automatic Build System <autodist@mambasoft.it> 0.4.40-1mamba
+- automatic version update by autodist
+
 * Mon Sep 12 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 0.4.39-1mamba
 - package created using the webbuild interface