diff --git a/xorriso.spec b/xorriso.spec
index 7bb49d0..3bfd154 100644
--- a/xorriso.spec
+++ b/xorriso.spec
@@ -1,5 +1,5 @@
 Name:          xorriso
-Version:       1.5.6
+Version:       1.5.7
 Release:       1mamba
 Summary:       ISO 9660 Rock Ridge Filesystem Manipulator
 Group:         System/Tools
@@ -75,6 +75,9 @@ exit 0
 %doc AUTHORS COPYING
 
 %changelog
+* Tue Aug 22 2023 Automatic Build System <autodist@mambasoft.it> 1.5.7-1mamba
+- automatic version update by autodist
+
 * Tue Jun 13 2023 Automatic Build System <autodist@mambasoft.it> 1.5.6-1mamba
 - automatic version update by autodist