diff --git a/kmod.spec b/kmod.spec
index 6678135..c374f1a 100644
--- a/kmod.spec
+++ b/kmod.spec
@@ -1,6 +1,6 @@
 Name:          kmod
-Version:       30
-Release:       2mamba
+Version:       31
+Release:       1mamba
 Summary:       Utilities for Linux kernel module handling
 Group:         System/Kernel and Hardware
 Vendor:        openmamba
@@ -145,6 +145,9 @@ done
 %doc NEWS TODO README.libkmod
 
 %changelog
+* Sat Sep 30 2023 Automatic Build System <autodist@mambasoft.it> 31-1mamba
+- automatic version update by autodist
+
 * Sun Jul 30 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 30-2mamba
 - remove lsmod symlink from /usr/bin