diff --git a/libaec.spec b/libaec.spec
index 2f81505..ba9406b 100644
--- a/libaec.spec
+++ b/libaec.spec
@@ -1,11 +1,10 @@
 Name:           libaec
-Version:        1.0.3
-Release:        3%{?dist}
+Version:        1.0.4
+Release:        1%{?dist}
 Summary:        Adaptive Entropy Coding library
 License:        BSD
 Url:            https://gitlab.dkrz.de/k202009/libaec
 Source0:        https://gitlab.dkrz.de/k202009/libaec/-/archive/v%{version}/libaec-v%{version}.tar.gz
-Source1:        http://cwe.ccsds.org/sls/docs/SLS-DC/BB121B2TestData/121B2TestData.zip
 
 BuildRequires:  gcc
 BuildRequires:  cmake3 >= 3.1
@@ -33,9 +32,7 @@ Requires:       %{name}%{?_isa} = %{version}-%{release}
 Devel files for libaec (Adaptive Entropy Coding library).
 
 %prep
-%setup -q -n %{name}-v%{version} -a 1
-mv 121B2TestData data
-mv data/121B2TestData/AllOptions/test_P512n22.dat data/121B2TestData/AllOptions/test_p512n22.dat
+%setup -q -n %{name}-v%{version}
 
 %build
 mkdir build
@@ -46,8 +43,6 @@ popd
 
 %install
 %make_install -C build
-cp -a build/config.h %{buildroot}%{_includedir}/%{name}_config.h
-sed -i '/include/s/config.h/%{name}_&/' %{buildroot}%{_includedir}/szlib.h
 
 %check
 make -C build test CTEST_OUTPUT_ON_FAILURE=1
@@ -66,6 +61,9 @@ make -C build test CTEST_OUTPUT_ON_FAILURE=1
 %{_libdir}/lib*.so
 
 %changelog
+* Tue Feb 12 2019 Christoph Junghans <junghans@votca.org> - 1.0.4-1
+- Version bump to 1.0.4
+
 * Sat Feb 09 2019 Christoph Junghans <junghans@votca.org> - 1.0.3-3
 - Include missing header