diff --git a/README.md b/README.md
index 683d71b..15e8de5 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # libmd
 
+Message Digest functions from BSD systems.
+
diff --git a/libmd.spec b/libmd.spec
new file mode 100644
index 0000000..516752d
--- /dev/null
+++ b/libmd.spec
@@ -0,0 +1,71 @@
+Name:          libmd
+Version:       1.0.4
+Release:       2mamba
+Summary:       Message Digest functions from BSD systems
+Group:         System/Libraries
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://www.hadrons.org/software/libmd/
+Source:        https://github.com/guillemj/libmd.git/%{version}/libmd-%{version}.tar.bz2
+License:       BSD
+## AUTOBUILDREQ-BEGIN
+BuildRequires: glibc-devel
+## AUTOBUILDREQ-END
+
+%description
+Message Digest functions from BSD systems.
+
+%package devel
+Group:         Development/Libraries
+Summary:       Development files for %{name}
+Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
+Requires:      pkg-config
+
+%description devel
+This package contains libraries and header files for developing applications that use %{name}.
+
+%debug_package
+
+%prep
+%setup -q
+./autogen
+
+%build
+%configure \
+   --includedir=%{_includedir}/md
+
+%make
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+%makeinstall
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%post -p /sbin/ldconfig
+%postun -p /sbin/ldconfig
+
+%files
+%defattr(-,root,root)
+%{_libdir}/libmd.so.*
+%doc COPYING
+
+%files devel
+%defattr(-,root,root)
+%dir %{_includedir}/md
+%{_includedir}/md/*.h
+%{_libdir}/libmd.a
+%{_libdir}/libmd.la
+%{_libdir}/libmd.so
+%{_libdir}/pkgconfig/libmd.pc
+%{_mandir}/man3/*.3*
+%doc README
+
+%changelog
+* Sun Apr 17 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 1.0.4-2mamba
+- set includedir as %includedir/md
+
+* Fri Apr 15 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 1.0.4-1mamba
+- package created using the webbuild interface