diff --git a/README.md b/README.md
index 698cfc7..f2fab7e 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # ghc-base64-bytestring
 
+This package provides a Haskell library for working with base64-encoded data quickly and efficiently, using the ByteString type.
+
diff --git a/ghc-base64-bytestring.spec b/ghc-base64-bytestring.spec
new file mode 100644
index 0000000..8f00240
--- /dev/null
+++ b/ghc-base64-bytestring.spec
@@ -0,0 +1,60 @@
+%define ghc_ver %(ghc --version | sed "s|.*version ||")
+Name:          ghc-base64-bytestring
+Version:       1.0.0.1
+Release:       1mamba
+Summary:       A Haskell library for working with base64-encoded data quickly and efficiently
+Group:         System/Libraries
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://github.com/bos/base64-bytestring
+## GITSOURCE https://github.com/bos/base64-bytestring.git 1.0.0.1
+Source:        https://github.com/bos/base64-bytestring.git/%{version}/base64-bytestring-%{version}.tar.bz2
+License:       BSD
+## AUTOBUILDREQ-BEGIN
+## AUTOBUILDREQ-END
+BuildRequires: ghc
+Requires:      ghc = %{ghc_ver}
+BuildRoot:     %{_tmppath}/%{name}-%{version}-root
+
+%description
+This package provides a Haskell library for working with base64-encoded data quickly and efficiently, using the ByteString type.
+
+%prep
+%setup -q -n base64-bytestring-%{version}
+
+%build
+runghc Setup.hs configure \
+   --prefix=%{_prefix} \
+   --bindir=%{_bindir} \
+   --libdir=%{_libdir} \
+   --datadir=%{_datadir}
+
+runghc Setup.hs build
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+runghc Setup.hs copy --destdir=%{buildroot}
+runghc Setup.hs register \
+   --gen-pkg-config="%{buildroot}%{_libdir}/ghc-%{ghc_ver}/base64-bytestring-%{version}/base64-bytestring-%{version}.conf"
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%post
+ghc-pkg register %{_libdir}/ghc-%{ghc_ver}/base64-bytestring-%{version}/base64-bytestring-%{version}.conf &>/dev/null || true
+:
+
+%postun
+ghc-pkg unregister %{_libdir}/ghc-%{ghc_ver}/base64-bytestring-%{version}/base64-bytestring-%{version}.conf &>/dev/null || true
+:
+
+%files
+%defattr(-,root,root)
+%dir %{_libdir}/ghc-%{ghc_ver}/base64-bytestring-%{version}
+%{_libdir}/ghc-%{ghc_ver}/base64-bytestring-%{version}/*
+%{_datadir}/doc/base64-bytestring-%{version}/LICENSE
+
+%changelog
+* Sun Sep 08 2013 Silvan Calarco <silvan.calarco@mambasoft.it> 1.0.0.1-1mamba
+- package created by silvan using the webbuild interface