diff --git a/alephone-marathon.spec b/alephone-marathon.spec
index 1c23bf0..2be4bfd 100644
--- a/alephone-marathon.spec
+++ b/alephone-marathon.spec
@@ -1,5 +1,5 @@
 Name:          alephone-marathon
-Version:       20230119
+Version:       20230529
 Release:       1mamba
 Summary:       Marathon scenario data files for Aleph One
 Group:         Applications/Games
@@ -49,6 +49,9 @@ install -D -m0644 %{SOURCE2} %{buildroot}%{_datadir}/applications/%{name}.deskto
 %doc LICENSE
 
 %changelog
+* Tue May 30 2023 Automatic Build System <autodist@mambasoft.it> 20230529-1mamba
+- automatic version update by autodist
+
 * Sat Jan 21 2023 Automatic Build System <autodist@mambasoft.it> 20230119-1mamba
 - automatic version update by autodist