diff --git a/dune.spec b/dune.spec
index b9046c0..53e2f9d 100644
--- a/dune.spec
+++ b/dune.spec
@@ -1,5 +1,5 @@
 Name:          dune
-Version:       2.9.3
+Version:       3.9.1
 Release:       1mamba
 Summary:       A composable build system for OCaml
 Group:         Development/Tools
@@ -12,9 +12,9 @@ License:       MIT
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
 BuildRequires: ocaml
-BuildRequires: ocaml-csexp
+BuildRequires: ocaml-runtime
 ## AUTOBUILDREQ-END
-BuildRequires: ocaml >= 4.11.1
+BuildRequires: ocaml >= 4.14.1
 BuildRequires: ocaml-findlib
 
 %description
@@ -26,19 +26,31 @@ A composable build system for OCaml.
 %setup -q
 
 %build
-dune_release_pkgs='dune,dune-action-plugin,dune-build-info,dune-configurator,dune-glob,dune-private-libs,dune-site'
-make dune.exe
-./dune.exe build -p $dune_release_pkgs --profile dune-bootstrap
+./configure --libdir %{_libdir}/ocaml
+
+make _boot/dune.exe  # this runs `ocaml bootstrap.ml`, but keeps upstream's choice
+
+# dune build needs a comma separated list of packages
+dune_release_pkgs="dune,dune-action-plugin,dune-build-info,dune-configurator,dune-glob,\
+dune-private-libs,dune-site,dune-rpc,dyn,stdune,ordering,xdg,chrome-trace,ocamlc-loc"
+
+./dune.exe build -p "${dune_release_pkgs}" --profile dune-bootstrap
 
 %install
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
 
-./dune.exe install \
-   --destdir=%{buildroot} \
-   --prefix=%{_prefix} \
-   --mandir=%{_mandir} \
-   --libdir=$(ocamlfind printconf destdir)
- 
+dune_release_pkgs="dune dune-action-plugin dune-build-info dune-configurator dune-glob \
+   dune-private-libs dune-site dune-rpc dyn stdune ordering xdg chrome-trace ocamlc-loc"
+
+# we need to install packages one by one
+for _pkg in "${dune_release_pkgs[@]}"; do
+  ./dune.exe install "${_pkg}" \
+     --destdir="%{buildroot}" \
+	 --prefix=%{_prefix} \
+     --mandir=%{_mandir} \
+	 --libdir="$(ocamlfind printconf destdir)"
+done
+
 mv %{buildroot}%{_prefix}/doc %{buildroot}%{_datadir}
 
 %clean
@@ -47,34 +59,45 @@ mv %{buildroot}%{_prefix}/doc %{buildroot}%{_datadir}
 %files
 %defattr(-,root,root)
 %{_bindir}/dune
-#%{_bindir}/jbuilder
-#%{_bindir}/ocaml-syntax-shims
-%{_datadir}/emacs/site-lisp/dune-flymake.el
-%{_datadir}/emacs/site-lisp/dune.el
+%{_datadir}/emacs/site-lisp/dune*.el
+%dir %{_libdir}/ocaml/chrome-trace
+%{_libdir}/ocaml/chrome-trace/*
 %dir %{_libdir}/ocaml/dune
 %{_libdir}/ocaml/dune/*
 %dir %{_libdir}/ocaml/dune-action-plugin
 %{_libdir}/ocaml/dune-action-plugin/*
 %dir %{_libdir}/ocaml/dune-build-info
 %{_libdir}/ocaml/dune-build-info/*
-#%dir %{_libdir}/ocaml/dune-build
-#%{_libdir}/ocaml/dune-build/*
 %dir %{_libdir}/ocaml/dune-configurator
 %{_libdir}/ocaml/dune-configurator/*
 %dir %{_libdir}/ocaml/dune-configurator/.private
 %{_libdir}/ocaml/dune-configurator/.private/*
+%dir %{_libdir}/ocaml/dune-rpc
+%{_libdir}/ocaml/dune-rpc/*
+%dir %{_libdir}/ocaml/dyn
+%{_libdir}/ocaml/dyn/*
 %dir %{_libdir}/ocaml/dune-glob
 %{_libdir}/ocaml/dune-glob/*
+%dir %{_libdir}/ocaml/ocamlc-loc
+%{_libdir}/ocaml/ocamlc-loc/*
 %dir %{_libdir}/ocaml/dune-private-libs
 %{_libdir}/ocaml/dune-private-libs/*
 %dir %{_libdir}/ocaml/dune-site
 %{_libdir}/ocaml/dune-site/*
+%dir %{_libdir}/ocaml/ordering
+%{_libdir}/ocaml/ordering/*
+%dir %{_libdir}/ocaml/stdune
+%{_libdir}/ocaml/stdune/*
+%dir %{_libdir}/ocaml/xdg
+%{_libdir}/ocaml/xdg/*
 %dir %{_libdir}/ocaml/stublibs
 %{_libdir}/ocaml/stublibs/*.so
 %dir %{_docdir}/dune
 %{_docdir}/dune/*
 %{_mandir}/man1/dune*.1*
 %{_mandir}/man5/dune-config.5*
+%dir %{_docdir}/chrome-trace
+%{_docdir}/chrome-trace/*
 %dir %{_docdir}/dune-action-plugin
 %{_docdir}/dune-action-plugin/*
 %dir %{_docdir}/dune-build-info
@@ -85,10 +108,28 @@ mv %{buildroot}%{_prefix}/doc %{buildroot}%{_datadir}
 %{_docdir}/dune-glob/*
 %dir %{_docdir}/dune-private-libs
 %{_docdir}/dune-private-libs/*
+%dir %{_docdir}/dune-rpc
+%{_docdir}/dune-rpc/*
 %dir %{_docdir}/dune-site
 %{_docdir}/dune-site/*
+%dir %{_docdir}/dyn
+%{_docdir}/dyn/*
+%dir %{_docdir}/ocamlc-loc
+%{_docdir}/ocamlc-loc/*
+%dir %{_docdir}/ordering
+%{_docdir}/ordering/*
+%dir %{_docdir}/stdune
+%{_docdir}/stdune/*
+%dir %{_docdir}/xdg
+%{_docdir}/xdg/*
 
 %changelog
+* Fri Jul 07 2023 Automatic Build System <autodist@mambasoft.it> 3.9.1-1mamba
+- automatic version update by autodist
+
+* Fri Jun 30 2023 Automatic Build System <autodist@mambasoft.it> 3.9.0-1mamba
+- automatic version update by autodist
+
 * Fri Jan 28 2022 Automatic Build System <autodist@mambasoft.it> 2.9.3-1mamba
 - automatic version update by autodist