diff --git a/dune.spec b/dune.spec
index 8656c5f..11a313b 100644
--- a/dune.spec
+++ b/dune.spec
@@ -1,5 +1,5 @@
 Name:          dune
-Version:       2.8.4
+Version:       2.8.5
 Release:       1mamba
 Summary:       A composable build system for OCaml
 Group:         Development/Tools
@@ -55,6 +55,9 @@ mv %{buildroot}%{_prefix}/doc %{buildroot}%{_datadir}
 %{_mandir}/man5/dune-config.5*
 
 %changelog
+* Tue Mar 30 2021 Automatic Build System <autodist@mambasoft.it> 2.8.5-1mamba
+- automatic version update by autodist
+
 * Tue Mar 09 2021 Automatic Build System <autodist@mambasoft.it> 2.8.4-1mamba
 - automatic version update by autodist