diff --git a/README.md b/README.md
index 09fafda..189c2c8 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # ocaml-uchar
 
+Compatibility library for OCaml's Uchar module.
+
diff --git a/ocaml-uchar.spec b/ocaml-uchar.spec
new file mode 100644
index 0000000..ce8c4ec
--- /dev/null
+++ b/ocaml-uchar.spec
@@ -0,0 +1,59 @@
+%define ocamlpck  uchar
+
+Name:          ocaml-uchar
+Version:       0.0.2
+Release:       1mamba
+Summary:       Compatibility library for OCaml's Uchar module
+Group:         System/Libraries/OCaml
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://github.com/ocaml/uchar
+Source:        https://github.com/ocaml/uchar.git/v%{version}/uchar-%{version}.tar.bz2
+License:       LGPL
+## AUTOBUILDREQ-BEGIN
+## AUTOBUILDREQ-END
+BuildRequires: dune
+BuildRequires: ocaml
+BuildRequires: ocaml-findlib
+
+%description
+%{summary}.
+
+%package devel
+Group:         Development/Libraries/OCaml
+Summary:       Development files for %{name}
+Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
+
+%description devel
+This package contains libraries and signature files for developing applications that use %{name}.
+
+#% debug_package
+
+%prep
+%setup -q -n uchar-%{version}
+
+%build
+ocaml pkg/build.ml \
+  native=true \
+  native-dynlink=true
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+opam-installer -i \
+  --prefix="%{buildroot}%{_prefix}" \
+  --libdir="%{buildroot}%{_libdir}/ocaml" \
+  uchar.install
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%files
+%defattr(-,root,root)
+%dir %{_libdir}/ocaml/%{ocamlpck}
+%{_libdir}/ocaml/%{ocamlpck}/META
+%doc LICENSE*
+
+%changelog
+* Fri Feb 04 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 0.0.2-1mamba
+- package created using the webbuild interface