diff --git a/README.md b/README.md
index db4a647..5bdba20 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # ghc
 
+GHC is a state-of-the-art, open source, compiler and interactive environment for the functional language Haskell.
+
diff --git a/ghc-7.6.3-pkgdir.patch b/ghc-7.6.3-pkgdir.patch
new file mode 100644
index 0000000..ed415e7
--- /dev/null
+++ b/ghc-7.6.3-pkgdir.patch
@@ -0,0 +1,20 @@
+--- ghc-6.12.3/libraries/Cabal/Cabal/Distribution/Simple/InstallDirs.hs~	2010-06-09 20:10:19.000000000 +0200
++++ ghc-6.12.3/libraries/Cabal/Cabal/Distribution/Simple/InstallDirs.hs	2010-08-26 21:28:52.969002660 +0200
+@@ -205,7 +205,7 @@
+ -- users to be able to configure @--libdir=\/usr\/lib64@ for example but
+ -- because by default we want to support installing multiple versions of
+ -- packages and building the same package for multiple compilers we append the
+--- libsubdir to get: @\/usr\/lib64\/$pkgid\/$compiler@.
++-- libsubdir to get: @\/usr\/lib64\/$compiler\/$pkgid@.
+ --
+ -- An additional complication is the need to support relocatable packages on
+ -- systems which support such things, like Windows.
+@@ -236,7 +236,7 @@
+            JHC    -> "$compiler"
+            LHC    -> "$compiler"
+            UHC    -> "$pkgid"
+-           _other -> "$pkgid" </> "$compiler",
++           _other -> "$compiler" </> "$pkgid",
+       dynlibdir    = "$libdir",
+       libexecdir   = case buildOS of
+         Windows   -> "$prefix" </> "$pkgid"
diff --git a/ghc.spec b/ghc.spec
new file mode 100644
index 0000000..a5e25fb
--- /dev/null
+++ b/ghc.spec
@@ -0,0 +1,104 @@
+%ifnarch %{ix86}
+%define bootstrap 1
+%endif
+Name:          ghc
+Version:       7.6.3
+Release:       1mamba
+Summary:       A compiler and interactive environment for the functional language Haskell.
+Group:         Applications/Development
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           http://www.haskell.org/ghc/
+Source:        http://www.haskell.org/ghc/dist/%{version}/ghc-%{version}-src.tar.bz2
+Patch0:        ghc-7.6.3-pkgdir.patch
+License:       BSD
+## AUTOBUILDREQ-BEGIN
+BuildRequires: glibc-devel
+BuildRequires: libgcc
+BuildRequires: libgmp-devel
+BuildRequires: libncurses-devel
+## AUTOBUILDREQ-END
+%if "%{bootstrap}" == "1"
+BuildRequires: ghc-bootstrap-compiler
+%else
+BuildRequires: ghc
+%endif
+Conflicts:     ghc-bootstrap-compiler
+BuildRoot:     %{_tmppath}/%{name}-%{version}-root
+
+%description
+GHC is a state-of-the-art, open source, compiler and interactive environment for the functional language Haskell.
+
+%debug_package
+
+%prep
+%setup -q
+#-D -T
+%patch0 -p1
+
+%define _use_internal_dependency_generator 0
+%define __find_provides %{_builddir}/%{name}-%{version}/find_provides.sh
+cat > %{_builddir}/%{name}-%{version}/find_provides.sh <<_EOF
+#! /bin/sh
+%{_prefix}/lib/rpm/find-provides %{buildroot} %{_target_cpu} | \
+grep -v "libffi.so"
+exit 0
+_EOF
+chmod +x %{_builddir}/%{name}-%{version}/find_provides.sh
+
+%define __find_requires %{_builddir}/%{name}-%{version}/find_requires.sh
+cat > %{_builddir}/%{name}-%{version}/find_requires.sh <<_EOF
+#! /bin/sh
+%{_prefix}/lib/rpm/find-requires %{buildroot} %{_target_cpu} 2>/dev/null
+exit 0
+_EOF
+chmod +x %{_builddir}/%{name}-%{version}/find_requires.sh
+
+%build
+#:<< __EOF
+./configure \
+   --prefix=%{_prefix} \
+   --libdir=%{_libdir}
+
+%make
+#__EOF
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+%makeinstall
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%files
+%defattr(-,root,root)
+%{_bindir}/ghc
+%{_bindir}/ghc-%{version}
+%{_bindir}/ghc-pkg
+%{_bindir}/ghc-pkg-%{version}
+%{_bindir}/ghci
+%{_bindir}/ghci-%{version}
+%{_bindir}/haddock
+%{_bindir}/haddock-ghc-%{version}
+%{_bindir}/hp2ps
+%{_bindir}/hpc
+%{_bindir}/hsc2hs
+%{_bindir}/runghc
+%{_bindir}/runghc-%{version}
+%{_bindir}/runhaskell
+%dir %{_libdir}/ghc-%{version}
+%{_libdir}/ghc-%{version}/*
+%dir %{_datadir}/doc/ghc
+%dir %{_datadir}/doc/ghc/html
+%{_datadir}/doc/ghc/html/*
+%{_datadir}/doc/ghc/haddock.pdf
+%{_datadir}/doc/ghc/haddock.ps
+%{_datadir}/doc/ghc/users_guide.pdf
+%{_datadir}/doc/ghc/users_guide.ps
+%{_mandir}/man1/ghc.1*
+%doc LICENSE
+
+%changelog
+* Sat Sep 07 2013 Silvan Calarco <silvan.calarco@mambasoft.it> 7.6.3-1mamba
+- package created by silvan using the webbuild interface