diff --git a/ocaml-4.11-refman.pdf b/ocaml-4.11-refman.pdf
deleted file mode 100644
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diff --git a/ocaml-4.14-refman.pdf b/ocaml-4.14-refman.pdf
new file mode 100644
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diff --git a/ocaml.spec b/ocaml.spec
index e824d5f..9210dff 100644
--- a/ocaml.spec
+++ b/ocaml.spec
@@ -1,14 +1,14 @@
 %define majorminor %(echo %version | cut -d. -f 1-2)
 
 Name:          ocaml
-Version:       4.11.1
-Release:       5mamba
+Version:       4.14.1
+Release:       1mamba
 Summary:       The OCaml compiler and programming environment
 Group:         Applications/Development
 Vendor:        openmamba
 Distribution:  openmamba
-Packager:      Davide Madrisan <davide.madrisan@gmail.com>
-URL:           http://www.ocaml.org
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://www.ocaml.org/
 Source0:       http://caml.inria.fr/pub/distrib/ocaml-%{majorminor}/ocaml-%{version}.tar.xz
 Source1:       http://caml.inria.fr/pub/distrib/ocaml-%{majorminor}/ocaml-%{majorminor}-refman.pdf
 Source2:       http://caml.inria.fr/pub/distrib/ocaml-%{majorminor}/ocaml-%{majorminor}-refman-html.tar.gz
@@ -16,7 +16,6 @@ Source3:       http://caml.inria.fr/pub/distrib/ocaml-%{majorminor}/ocaml-%{majo
 License:       LGPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
-BuildRequires: libz-devel
 ## AUTOBUILDREQ-END
 BuildRequires: emacs-nox
 #BuildRequires: ocaml-runtime >= %{?epoch:%epoch:}%{version}
@@ -31,7 +30,6 @@ Requires:       ocaml-runtime = %{?epoch:%epoch:}%{version}-%{release}
 Provides:       ocaml(compiler) = %{version} 
 %global __ocaml_requires_opts -c -f '%{buildroot}%{_bindir}/ocamlrun %{buildroot}%{_bindir}/ocamlobjinfo.byte'
 %global __ocaml_provides_opts -f '%{buildroot}%{_bindir}/ocamlrun %{buildroot}%{_bindir}/ocamlobjinfo.byte'
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 # FIXME:
 #
@@ -164,8 +162,8 @@ Summary:       Documentation for OCaml
 Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
 Requires(post): %{__install_info}
 Requires(preun): %{__install_info}
-Provides:      %{name}-manual = %{?epoch:%epoch:}%{version}-%{release}
-Obsoletes:     %{name}-manual
+Provides:      ocaml-manual
+Obsoletes:     ocaml-manual < 4.14.1
 
 %description docs
 OCaml is a general-purpose programming language, designed with program safety and reliability in mind.
@@ -177,12 +175,13 @@ This package contains documentation in PDF and HTML format as well as man pages
 %global __ocaml_provides_opts -f '%{buildroot}%{_bindir}/ocamlrun %{buildroot}%{_bindir}/ocamlobjinfo.byte'
 
 %prep
-%setup -q -a2 -a3 -D -T
-:<< _EOF
+%setup -q -a2 -a3
+#-D -T
+#:<< _EOF
 cp %{S:1} refman.pdf
 
 %build
-:<< _EOF
+#:<< _EOF
 %configure \
    --libdir=%{_libdir}/ocaml \
    --with-pic
@@ -222,20 +221,17 @@ cp ocaml*.gz %{buildroot}%{_infodir}
 
 %post docs
 %install_info %{name}.info
-exit 0
+:
 
 %preun docs
 if [ $1 -eq 0 ]; then
    %uninstall_info %{name}.info
 fi
-exit 0
+:
 
 %files
 %defattr(-,root,root)
 %{_bindir}/ocaml
-#%{_bindir}/ocamlbuild
-#%{_bindir}/ocamlbuild.byte
-#%{_bindir}/ocamlbuild.native
 %{_bindir}/ocamlc
 %{_bindir}/ocamlc.byte
 %{_bindir}/ocamlc.opt
@@ -275,7 +271,7 @@ exit 0
 %{_libdir}/ocaml/camlheader
 %{_libdir}/ocaml/camlheader_ur
 %{_libdir}/ocaml/expunge
-%{_libdir}/ocaml/extract_crc
+#%{_libdir}/ocaml/extract_crc
 %{_libdir}/ocaml/eventlog_metadata
 %{_libdir}/ocaml/ld.conf
 %{_libdir}/ocaml/Makefile.config
@@ -287,9 +283,7 @@ exit 0
 %{_libdir}/ocaml/*.mli
 %{_libdir}/ocaml/libcamlrun_shared.so
 %{_libdir}/ocaml/libasmrun_shared.so
-%{_libdir}/ocaml/objinfo_helper
-#%{_libdir}/ocaml/vmthreads/*.a
-#%{_libdir}/ocaml/vmthreads/*.mli
+#%{_libdir}/ocaml/objinfo_helper
 %{_libdir}/ocaml/threads/*.a
 %{_libdir}/ocaml/threads/*.cmx
 %{_libdir}/ocaml/threads/*.cmxa
@@ -314,7 +308,7 @@ exit 0
 %{_bindir}/ocamlrund
 %{_bindir}/ocamlruni
 %dir %{_libdir}/ocaml
-%{_libdir}/ocaml/VERSION
+#%{_libdir}/ocaml/VERSION
 %{_libdir}/ocaml/*.cmo
 %{_libdir}/ocaml/*.cmi
 %{_libdir}/ocaml/*.cma
@@ -324,9 +318,9 @@ exit 0
 %{_libdir}/ocaml/stublibs/dllcamlstr.so
 %{_libdir}/ocaml/stublibs/dllthreads.so
 %{_libdir}/ocaml/stublibs/dllunix.so
-%ifarch x86_64 aarch64
-%{_libdir}/ocaml/stublibs/dllraw_spacetime_lib.so
-%endif
+#%ifarch x86_64 aarch64
+#%{_libdir}/ocaml/stublibs/dllraw_spacetime_lib.so
+#%endif
 %dir %{_libdir}/ocaml/threads
 %{_libdir}/ocaml/threads/*.cmi
 %{_libdir}/ocaml/threads/*.cma
@@ -335,7 +329,7 @@ exit 0
 %{_libdir}/ocaml/compiler-libs/*.cmo
 %{_libdir}/ocaml/compiler-libs/*.cma
 %{_mandir}/man1/ocamlrun.*
-%doc LICENSE
+#%doc LICENSE
 
 %files source
 %defattr(-,root,root)
@@ -374,10 +368,16 @@ exit 0
 %defattr(-,root,root)
 %{_infodir}/*
 %{_mandir}/man3/*
+%dir %{_datadir}/doc/ocaml
+%{_datadir}/doc/ocaml/*
+
 #%doc Changes
 #%doc refman.pdf htmlman
 
 %changelog
+* Sat Jul 01 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 4.14.1-1mamba
+- update to 4.14.1
+
 * Mon Apr 26 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 4.11.1-5mamba
 - workaround ocaml-runtime requiring ocaml-compiler-libs by moving needed files into ocaml-runtime