diff --git a/dune.spec b/dune.spec
index cdaafcc..8447b7e 100644
--- a/dune.spec
+++ b/dune.spec
@@ -1,5 +1,5 @@
 Name:          dune
-Version:       1.10.0
+Version:       1.11.4
 Release:       1mamba
 Summary:       A composable build system for OCaml
 Group:         Development/Tools
@@ -12,7 +12,9 @@ Source:        https://github.com/ocaml/dune.git/%{version}/dune-%{version}.tar.
 License:       MIT
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
+BuildRequires: ocaml-runtime
 ## AUTOBUILDREQ-END
+BuildRequires: ocaml >= 4.09.0
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
@@ -55,6 +57,18 @@ mv %{buildroot}%{_prefix}/doc %{buildroot}%{_datadir}
 %{_mandir}/man5/dune-config.5*
 
 %changelog
+* Fri Nov 22 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 1.11.4-1mamba
+- update to 1.11.4
+
+* Thu Oct 10 2019 Automatic Build System <autodist@mambasoft.it> 1.11.3-1mamba
+- automatic version update by autodist
+
+* Fri Aug 16 2019 Automatic Build System <autodist@mambasoft.it> 1.11.1-1mamba
+- automatic version update by autodist
+
+* Fri Jul 26 2019 Automatic Build System <autodist@mambasoft.it> 1.11.0-1mamba
+- automatic version update by autodist
+
 * Wed Jun 12 2019 Automatic Build System <autodist@mambasoft.it> 1.10.0-1mamba
 - automatic version update by autodist