diff --git a/README.md b/README.md
index 49fe665..34c5c24 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # hivex
 
+windows registry hive extraction library.
+
diff --git a/hivex.spec b/hivex.spec
new file mode 100644
index 0000000..fdad4ec
--- /dev/null
+++ b/hivex.spec
@@ -0,0 +1,118 @@
+Name:          hivex
+Version:       1.3.21
+Release:       1mamba
+Summary:       Windows registry hive extraction library
+Group:         System/Tools
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           http://libguestfs.org/hivex.3.html
+Source:        https+git://github.com/libguestfs/hivex.git/v%{version}/hivex-%{version}.tar.bz2
+License:       LGPL
+## AUTOBUILDREQ-BEGIN
+BuildRequires: glibc-devel
+BuildRequires: liblzma-devel
+BuildRequires: libperl
+BuildRequires: libreadline-devel
+BuildRequires: libruby-devel
+BuildRequires: libxml2-devel
+BuildRequires: libz-devel
+BuildRequires: ocaml
+BuildRequires: ocaml-runtime
+BuildRequires: perl-devel
+## AUTOBUILDREQ-END
+Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}
+
+%description
+windows registry hive extraction 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}
+Requires:      pkg-config
+
+%description -n lib%{name}-devel
+This package contains libraries and header files for developing applications that use %{name}.
+
+
+%debug_package
+
+%prep
+%setup -q
+./autogen.sh
+
+%build
+%configure \
+   PYTHON=%{__python3}
+
+%make
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+%makeinstall
+
+%find_lang %{name} || touch %{name}.lang
+
+rm -f %{buildroot}%{perl_archlib}/perllocal.pod
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%post -n lib%{name} -p /sbin/ldconfig
+%postun -n lib%{name} -p /sbin/ldconfig
+
+%files -f %{name}.lang
+%defattr(-,root,root)
+%{_bindir}/hivexget
+%{_bindir}/hivexml
+%{_bindir}/hivexregedit
+%{_bindir}/hivexsh
+%{_mandir}/man1/hivex*.1*
+
+%files -n lib%{name}
+%defattr(-,root,root)
+%{_libdir}/libhivex.so.*
+%{perl_sitearch}/*
+%dir %{_libdir}/ocaml/hivex
+%{_libdir}/ocaml/hivex/META
+%{_libdir}/ocaml/hivex/mlhivex.cma
+%{_libdir}/ocaml/hivex/hivex.cmi
+%{_libdir}/ocaml/hivex/hivex.cmx
+%{_libdir}/ocaml/stublibs/dllmlhivex.so
+%{_libdir}/ocaml/stublibs/dllmlhivex.so.owner
+%{ruby_sitelib}/hivex.rb
+%{ruby_sitearch}/_hivex.so
+%{python3_sitearch}/hivex/__init__.py
+%{python3_sitearch}/hivex/hive_types.py
+%{python3_sitearch}/libhivexmod.cpython-*.so
+%{python3_sitearch}/libhivexmod.la
+%doc LICENSE
+
+%files -n lib%{name}-devel
+%defattr(-,root,root)
+%{_includedir}/hivex.h
+%{_libdir}/libhivex.a
+%{_libdir}/libhivex.la
+%{_libdir}/libhivex.so
+%dir %{_libdir}/ocaml/hivex
+%{_libdir}/ocaml/hivex/hivex.mli
+%{_libdir}/ocaml/hivex/libmlhivex.a
+%{_libdir}/ocaml/hivex/mlhivex.a
+%{_libdir}/ocaml/hivex/mlhivex.cmxa
+%{_libdir}/pkgconfig/hivex.pc
+%{_mandir}/man3/Win::Hivex.3pm*
+%{_mandir}/man3/Win::Hivex::Regedit.3pm*
+%{_mandir}/man3/hivex.3*
+%doc README TODO
+
+%changelog
+* Sat Aug 07 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 1.3.21-1mamba
+- package created using the webbuild interface