diff --git a/README.md b/README.md
index 51ad2e7..628d731 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # med
 
+Modelization and data exchange library.
+
diff --git a/med.spec b/med.spec
new file mode 100644
index 0000000..0a05afe
--- /dev/null
+++ b/med.spec
@@ -0,0 +1,107 @@
+Name:          med
+Version:       4.0.0
+Release:       1mamba
+Summary:       Modelization and data exchange library
+Group:         Applications/Scientific
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://www.salome-platform.org/
+Source:        http://files.salome-platform.org/Salome/other/med-%{version}.tar.gz
+License:       GPL
+## AUTOBUILDREQ-BEGIN
+BuildRequires: gcc-fortran
+BuildRequires: glibc-devel
+BuildRequires: libgcc
+BuildRequires: libhdf5-devel
+BuildRequires: libquadmath-devel
+BuildRequires: libstdc++6-devel
+## AUTOBUILDREQ-END
+BuildRequires: cmake
+BuildRequires: libhdf5-tools
+Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}
+BuildRoot:     %{_tmppath}/%{name}-%{version}-root
+
+%description
+Modelization and data exchange library.
+
+%package -n lib%{name}
+Group:         System/Libraries
+Summary:       Shared libraries for %{name}
+
+%description -n lib%{name}
+This package contains shared libraries for %{name}.
+
+%package -n lib%{name}-devel
+Group:         Development/Libraries
+Summary:       Development files for %{name}
+Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}
+
+%description -n lib%{name}-devel
+This package contains libraries and header files for developing applications that use %{name}.
+
+
+%debug_package
+
+%prep
+%setup -q
+%ifarch x86_64
+sed -i "s|DESTINATION lib)|DESTINATION lib64)|" src/CMakeLists.txt src/CMakeLists.txt.in \
+   tools/medimport/CMakeLists.txt tools/medimport/CMakeLists.txt.in
+%endif
+
+%build
+%cmake -d build
+
+%make
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+%makeinstall -C build
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%post -n lib%{name} -p /sbin/ldconfig
+%postun -n lib%{name} -p /sbin/ldconfig
+
+%files
+%defattr(-,root,root)
+%{_bindir}/mdump2
+%{_bindir}/mdump3
+%{_bindir}/medconforme
+%{_bindir}/medimport
+%dir %{_bindir}/testc
+%{_bindir}/testc/test*
+%dir %{_bindir}/testf
+%{_bindir}/testf/test*
+%{_bindir}/xmdump2
+%{_bindir}/xmdump3
+
+%files -n lib%{name}
+%defattr(-,root,root)
+%{_libdir}/libmed.so.*
+%{_libdir}/libmedC.so.*
+%{_libdir}/libmedfwrap.so.*
+%{_libdir}/libmedimport.so.*
+%doc AUTHORS COPYING COPYING.LESSER
+
+%files -n lib%{name}-devel
+%defattr(-,root,root)
+%{_includedir}/med*
+%{_includedir}/MED*
+%dir %{_includedir}/2.3.6
+%{_includedir}/2.3.6/*
+%{_libdir}/libmed.so
+%{_libdir}/libmedC.so
+%{_libdir}/libmedfwrap.so
+%{_libdir}/libmedimport.so
+%dir %{_datadir}/cmake/med-fichier-%{version}
+%{_datadir}/cmake/med-fichier-%{version}/MEDFile*.cmake
+%dir %{_datadir}/doc/med-fichier-%{version}
+%{_datadir}/doc/med-fichier-%{version}/*
+%doc ChangeLog README
+
+%changelog
+* Tue Dec 03 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 4.0.0-1mamba
+- package created using the webbuild interface