diff --git a/README.md b/README.md
index 736acfb..3d62136 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # libzen
 
+Shared library for libmediainfo and mediainfo.
+
diff --git a/libzen.spec b/libzen.spec
new file mode 100644
index 0000000..4ab985b
--- /dev/null
+++ b/libzen.spec
@@ -0,0 +1,69 @@
+Name:          libzen
+Version:       0.4.39
+Release:       1mamba
+Summary:       shared library for libmediainfo and mediainfo
+Group:         System/Libraries
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://mediaarea.net
+Source:        https://mediaarea.net/download/source/libzen/%{version}/libzen_%{version}.tar.bz2
+License:       BSD
+## AUTOBUILDREQ-BEGIN
+BuildRequires: glibc-devel
+BuildRequires: libgcc
+BuildRequires: libstdc++6-devel
+## AUTOBUILDREQ-END
+
+%description
+Shared library for libmediainfo and mediainfo.
+
+%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 -c
+cd ZenLib/Project/GNU/Library
+./autogen.sh
+
+%build
+cd ZenLib/Project/GNU/Library
+%configure
+
+%make
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+cd ZenLib/Project/GNU/Library
+
+%makeinstall
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%post -p /sbin/ldconfig
+%postun -p /sbin/ldconfig
+
+%files
+%defattr(-,root,root)
+%{_libdir}/libzen.so.*
+%doc ZenLib/License.txt
+
+%files devel
+%defattr(-,root,root)
+%dir %{_includedir}/ZenLib
+%{_includedir}/ZenLib/*
+%{_libdir}/libzen.so
+%{_libdir}/pkgconfig/libzen.pc
+
+%changelog
+* Mon Sep 12 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 0.4.39-1mamba
+- package created using the webbuild interface