diff --git a/mercurial.spec b/mercurial.spec
index b44e3ac..2605ba0 100644
--- a/mercurial.spec
+++ b/mercurial.spec
@@ -1,5 +1,5 @@
 Name:          mercurial
-Version:       5.0.2
+Version:       5.1
 Release:       1mamba
 Summary:       A scalable distributed Source Control Management system
 Group:         Applications/Development
@@ -67,6 +67,9 @@ rm -f .packlist
 %{_bindir}/hgk
 
 %changelog
+* Sun Aug 18 2019 Automatic Build System <autodist@mambasoft.it> 5.1-1mamba
+- automatic version update by autodist
+
 * Wed Jul 10 2019 Automatic Build System <autodist@mambasoft.it> 5.0.2-1mamba
 - automatic version update by autodist