diff --git a/README.md b/README.md
index 9ea47be..9530a23 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # camlp4
 
+A software system for writing extensible parsers for programming languages.
+
diff --git a/camlp4.spec b/camlp4.spec
new file mode 100644
index 0000000..18292c2
--- /dev/null
+++ b/camlp4.spec
@@ -0,0 +1,61 @@
+Name:          camlp4
+Version:       4.07
+Release:       1mamba
+Summary:       A software system for writing extensible parsers for programming languages
+Group:         Development/Tools
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://github.com/ocaml/camlp4
+## GITSOURCE https://github.com/ocaml/camlp4.git 4.07
+Source:        https://github.com/ocaml/camlp4.git/%{version}/camlp4-%{version}.tar.bz2
+License:       GPL
+## AUTOBUILDREQ-BEGIN
+## AUTOBUILDREQ-END
+BuildRequires: ocaml
+BuildRequires: ocamlbuild
+Provides:      ocaml-camlp4
+Obsoletes:     ocaml-camlp4
+Provides:      ocaml-camlp4-devel
+Obsoletes:     ocaml-camlp4-devel
+BuildRoot:     %{_tmppath}/%{name}-%{version}-root
+
+%description
+A software system for writing extensible parsers for programming languages.
+
+%prep
+%setup -q
+
+%build
+./configure \
+   --bindir=%{_bindir} \
+   --libdir=%{_libdir} \
+
+%make
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+%makeinstall
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%files
+%defattr(-,root,root)
+%{_bindir}/camlp4
+%{_bindir}/camlp4boot
+%{_bindir}/camlp4o
+%{_bindir}/camlp4of
+%{_bindir}/camlp4oof
+%{_bindir}/camlp4orf
+%{_bindir}/camlp4prof
+%{_bindir}/camlp4r
+%{_bindir}/camlp4rf
+%{_bindir}/mkcamlp4
+%dir %{_libdir}/camlp4
+%{_libdir}/camlp4/*
+%doc LICENSE
+
+%changelog
+* Sun Apr 21 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 4.07-1mamba
+- package created using the webbuild interface