diff --git a/.gitignore b/.gitignore
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diff --git a/libzdnn-0.4.0.tar.gz b/libzdnn-0.4.0.tar.gz
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diff --git a/libzdnn.spec b/libzdnn.spec
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+Name:		libzdnn
+Version:	0.4.0
+Release:	1%{?dist}
+Summary:	Driver library for the IBM Z Neural Network Processing Assist Facility
+
+License:	ASL 2.0
+Url:		https://github.com/IBM/zDNN
+Source0:	%{url}/archive/v%{version}/%{name}-%{version}.tar.gz
+
+ExclusiveArch:	s390x
+BuildRequires:	gcc
+BuildRequires:	g++
+BuildRequires:	make
+BuildRequires:	gawk
+BuildRequires:	automake
+BuildRequires:	autoconf
+	
+# Be explicit about the soversion in order to avoid unintentional changes.
+%global soversion 0
+
+%description
+The zDNN library provide a user space API for exploitation of the
+Neural Network Processing Assist Facility.  All application which
+intend to use that facility on IBM Z are supposed to do this via this
+library.
+
+
+%package	devel
+Summary:	Development files for %{name}
+Requires:	%{name}%{?_isa} = %{version}-%{release}
+
+%description	devel
+The %{name}-devel package contains libraries and header files for
+developing applications that use %{name}.
+
+
+%package	static
+Summary:	Static library version %{name}
+Requires:	%{name}-devel%{?_isa} = %{version}-%{release}
+
+%description    static
+The %{name}-static package contains the static library of %{name}.
+
+
+%prep
+%autosetup -p1 -n zDNN-%{version}
+autoreconf -i
+
+%build
+# libzdnn needs to be built with z14 support so override the distro wide options to append -march=z14.
+# cflags for the init routines in e.g. zdnn_init.c should just use the distro options.
+# export CFLAGS_INIT explicitely since it is not handled by configure
+CFLAGS_INIT="%{build_cflags}"; export CFLAGS_INIT; CFLAGS="%{build_cflags} -march=z14 -mtune=z14" CXXFLAGS="%{build_cxxflags} -march=z14 -mtune=z14" %configure
+%make_build build
+
+%install
+%make_install
+mv $RPM_BUILD_ROOT%{_libdir}/libzdnn.so.%{soversion} $RPM_BUILD_ROOT%{_libdir}/libzdnn.so.%{version}
+ln -s -r $RPM_BUILD_ROOT%{_libdir}/libzdnn.so.%{version} $RPM_BUILD_ROOT%{_libdir}/libzdnn.so.%{soversion}
+
+rm -f $RPM_BUILD_ROOT%{_libdir}/libzdnn.so
+ln -s -r $RPM_BUILD_ROOT%{_libdir}/libzdnn.so.%{version} $RPM_BUILD_ROOT%{_libdir}/libzdnn.so
+
+
+%files
+%{_libdir}/libzdnn.so.%{version}
+%{_libdir}/libzdnn.so.%{soversion}
+%doc README.md
+%license LICENSE
+
+%files devel
+%{_includedir}/zdnn.h
+%{_libdir}/*.so
+
+%files static
+%{_libdir}/libzdnn.a
+
+%changelog
+* Fri Dec 10 2021 Andreas Krebbel <krebbel@linux.ibm.com> - 0.4.0-1
+- New release.
+- Remove: libzdnn-cflags_init.patch
+- Remove: libzdnn-symbol_check.patch
+- Remove: libzdnn-makedeps_fix.patch
+
+* Fri Oct 29 2021 Andreas Krebbel <krebbel@linux.ibm.com> - 0.3.1-6
+- Include libzdnn-makedeps_fix.patch.
+
+* Thu Oct 21 2021 Andreas Krebbel <krebbel@linux.ibm.com> - 0.3.1-5
+- Include libzdnn-symbol_check.patch.
+
+* Tue Oct 19 2021 Andreas Krebbel <krebbel@linux.ibm.com> - 0.3.1-4
+- Add missing blank in the description of the static package.
+- Add build dependency for g++ for the initializer.cpp file.
+- Make devel dependency on the main package arched.
+- Change the dependency in the static package to devel and make it arched.
+
+* Thu Oct 7 2021 Andreas Krebbel <krebbel@linux.ibm.com> - 0.3.1-3
+- Add -mtune=z14 to override flags.
+- Fix changelog formatting
+
+* Sat Oct 2 2021 Andreas Krebbel <krebbel@linux.ibm.com> - 0.3.1-2
+- Add proper source path.
+- Add -n parameter to autosetup to deal with the different top-level
+  dirname in the github created tarballs.
+- Mention zdnn.h explicitely in the files section
+- Include libzdnn-cflags_init.patch and pass CFLAGS_INIT to configure.
+
+* Fri Sep 24 2021 Andreas Krebbel <krebbel@linux.ibm.com> - 0.3.1-1
+- Initial version based on an IBM internal version provided by Stefan
+  Liebler <stli@linux.ibm.com>
diff --git a/sources b/sources
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