diff --git a/dune.spec b/dune.spec
index d649048..f6847b8 100644
--- a/dune.spec
+++ b/dune.spec
@@ -1,6 +1,6 @@
 Name:          dune
-Version:       2.8.5
-Release:       2mamba
+Version:       2.9.0
+Release:       1mamba
 Summary:       A composable build system for OCaml
 Group:         Development/Tools
 Vendor:        openmamba
@@ -90,6 +90,9 @@ mv %{buildroot}%{_prefix}/doc %{buildroot}%{_datadir}
 %{_docdir}/dune-site/*
 
 %changelog
+* Sat Jul 03 2021 Automatic Build System <autodist@mambasoft.it> 2.9.0-1mamba
+- automatic version update by autodist
+
 * Tue May 04 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 2.8.5-2mamba
 - rebuilt providing a list of required release pkgs