diff --git a/libsidplayfp.spec b/libsidplayfp.spec
index dc06c93..ac05edb 100644
--- a/libsidplayfp.spec
+++ b/libsidplayfp.spec
@@ -1,5 +1,5 @@
 Name:          libsidplayfp
-Version:       2.5.0
+Version:       2.6.0
 Release:       1mamba
 Summary:       A library to play Commodore 64 music
 Group:         System/Libraries
@@ -74,6 +74,9 @@ autoreconf -f -i
 %doc NEWS README TODO
 
 %changelog
+* Tue Jan 02 2024 Automatic Build System <autodist@mambasoft.it> 2.6.0-1mamba
+- automatic version update by autodist
+
 * Sun Jun 04 2023 Automatic Build System <autodist@mambasoft.it> 2.5.0-1mamba
 - automatic version update by autodist