diff --git a/README.md b/README.md
index 62a888c..006ccb2 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # libmpc
 
+Mpc is a C library for the arithmetic of complex numbers with arbitrarily high precision and correct rounding of the result.
+
diff --git a/libmpc-0.8.1-gmp501.patch b/libmpc-0.8.1-gmp501.patch
new file mode 100644
index 0000000..f3cfb06
--- /dev/null
+++ b/libmpc-0.8.1-gmp501.patch
@@ -0,0 +1,13 @@
+diff -Nru mpc-0.8.1.orig//src/acos.c mpc-0.8.1/src/acos.c
+--- mpc-0.8.1.orig//src/acos.c	2009-11-02 12:21:53.000000000 +0100
++++ mpc-0.8.1/src/acos.c	2010-07-15 15:54:29.656017924 +0200
+@@ -188,9 +188,6 @@
+   else
+     rnd_im = rnd_im == GMP_RNDU ? GMP_RNDD
+       : rnd_im == GMP_RNDD ? GMP_RNDU
+-#if MPFR_VERSION_MAJOR >= 3
+-      : rnd_im == GMP_RNDA ? GMP_RNDZ
+-#endif
+       : rnd_im;
+   rnd1 = RNDC(GMP_RNDN, rnd_im);
+   mpfr_init2 (pi_over_2, p);
diff --git a/libmpc.spec b/libmpc.spec
new file mode 100644
index 0000000..3d828a9
--- /dev/null
+++ b/libmpc.spec
@@ -0,0 +1,88 @@
+Name:          libmpc
+Version:       1.0.2
+Release:       1mamba
+Summary:       A C library for the arithmetic of complex numbers
+Group:         System/Libraries
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           http://www.multiprecision.org/
+Source:        http://www.multiprecision.org/mpc/download/mpc-%{version}.tar.gz
+Patch0:        %{name}-0.8.1-gmp501.patch
+License:       LGPL
+Requires(post):%{__install_info}
+## AUTOBUILDREQ-BEGIN
+BuildRequires: glibc-devel
+BuildRequires: libgmp-devel
+BuildRequires: libmpfr-devel
+## AUTOBUILDREQ-END
+BuildRoot:     %{_tmppath}/%{name}-%{version}-root
+
+%description
+Mpc is a C library for the arithmetic of complex numbers with arbitrarily high precision and correct rounding of the result.
+
+%package devel
+Summary:       Devel package for %{name}
+Group:         Development/Libraries
+Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
+
+%description devel
+Mpc is a C library for the arithmetic of complex numbers with arbitrarily high precision and correct rounding of the result.
+
+This package contains static libraries and header files need for development.
+
+%prep
+%setup -q -n mpc-%{version}
+#%patch0 -p1
+
+%build
+%configure
+%make
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+%makeinstall
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%post
+%install_info mpc.info
+exit 0
+
+%preun
+%uninstall_info mpc.info
+exit 0
+
+%files
+%defattr(-,root,root)
+%{_libdir}/libmpc.so.*
+%{_infodir}/mpc.info.gz
+%doc AUTHORS COPYING.LESSER
+
+%files devel
+%defattr(-,root,root)
+%{_libdir}/libmpc.a
+%{_libdir}/libmpc.la
+%{_libdir}/libmpc.so
+%{_includedir}/*.h
+%doc NEWS README TODO
+
+%changelog
+* Mon Jan 27 2014 Automatic Build System <autodist@mambasoft.it> 1.0.2-1mamba
+- automatic version update by autodist
+
+* Mon Dec 03 2012 Automatic Build System <autodist@mambasoft.it> 1.0.1-1mamba
+- automatic version update by autodist
+
+* Thu Jul 15 2010 Automatic Build System <autodist@mambasoft.it> 0.8.1-4mamba
+- automatic rebuild by autodist
+
+* Thu Jul 15 2010 Automatic Build System <autodist@mambasoft.it> 0.8.1-3mamba
+- automatic rebuild by autodist
+
+* Mon Jul 12 2010 Automatic Build System <autodist@mambasoft.it> 0.8.1-2mamba
+- automatic rebuild by autodist
+
+* Sat May 08 2010 Silvan Calarco <silvan.calarco@mambasoft.it> 0.8.1-1mamba
+- package created by autospec