diff --git a/mercurial.spec b/mercurial.spec
index 1b8c8d8..97a738a 100644
--- a/mercurial.spec
+++ b/mercurial.spec
@@ -1,5 +1,5 @@
 Name:          mercurial
-Version:       6.5.3
+Version:       6.6
 Release:       1mamba
 Summary:       A scalable distributed Source Control Management system
 Group:         Applications/Development
@@ -67,6 +67,9 @@ rm -f .packlist
 %{_bindir}/hgk
 
 %changelog
+* Thu Nov 23 2023 Automatic Build System <autodist@mambasoft.it> 6.6-1mamba
+- automatic version update by autodist
+
 * Tue Nov 07 2023 Automatic Build System <autodist@mambasoft.it> 6.5.3-1mamba
 - automatic version update by autodist