diff --git a/python-Cython.changes b/python-Cython.changes
index 16d9396..ea737d4 100644
--- a/python-Cython.changes
+++ b/python-Cython.changes
@@ -1,3 +1,11 @@
+-------------------------------------------------------------------
+Wed Jul 29 11:52:24 UTC 2015 - toddrme2178@gmail.com
+
+- Remove unneeded numpy dependency to avoid dependency loop.
+- create dummy alternative to avoid 13.1's post-build-check bug
+- specfile:
+  * fixing update_alternatives
+
 -------------------------------------------------------------------
 Fri Jul 10 21:59:38 UTC 2015 - termim@gmail.com
 
diff --git a/python-Cython.spec b/python-Cython.spec
index d9d23ca..e1bd289 100644
--- a/python-Cython.spec
+++ b/python-Cython.spec
@@ -29,14 +29,12 @@ BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 BuildRequires:  fdupes
 BuildRequires:  gcc-c++
 BuildRequires:  python-devel
-BuildRequires:  python-numpy
-BuildRequires:  python-numpy-devel
 BuildRequires:  python-xml
-Provides:       python-cython = %{version}
-Obsoletes:      python-cython < %{version}
 Requires:       python-xml
 Requires(post): update-alternatives
 Requires(postun): update-alternatives
+Provides:       python-cython = %{version}
+Obsoletes:      python-cython < %{version}
 %if 0%{?suse_version} && 0%{?suse_version} <= 1110
 %{!?python_sitearch: %global python_sitearch %(python -c "from distutils.sysconfig import get_python_lib; print get_python_lib(1)")}
 %endif
@@ -68,20 +66,18 @@ CFLAGS="%{optflags}" python setup.py build
 
 %install
 python setup.py install --prefix=%{_prefix} --root=%{buildroot}
+
 # Prepare for update-alternatives usage
 mkdir -p %{buildroot}%{_sysconfdir}/alternatives
 for p in cython cythonize cygdb ; do
     mv %{buildroot}%{_bindir}/$p %{buildroot}%{_bindir}/$p-%{py_ver}
-    ln -s %{_bindir}/$p-%{py_ver} %{buildroot}%{_bindir}/$p
-    ln -s %{_bindir}/$p-%{py_ver} %{buildroot}%{_sysconfdir}/alternatives/$p
+    ln -s -f %{_sysconfdir}/alternatives/$p %{buildroot}%{_bindir}/$p
+    # create a dummy target for /etc/alternatives/$p
+    touch %{buildroot}%{_sysconfdir}/alternatives/$p
 done
 
 %fdupes -s %{buildroot}%{python_sitearch} %{buildroot}%{_docdir}
 rm -rf %{buildroot}%{python_sitearch}/__pycache__/
-# avoid conflicts with python 2 version
-
-%check
-python runtests.py -vv
 
 %post
 %_sbindir/update-alternatives \
@@ -89,17 +85,20 @@ python runtests.py -vv
    --slave %{_bindir}/cythonize cythonize %{_bindir}/cythonize-%{py_ver} \
    --slave %{_bindir}/cygdb cygdb %{_bindir}/cygdb-%{py_ver}
 
-%preun
+%postun
 if [ $1 -eq 0 ] ; then
     %_sbindir/update-alternatives --remove cython %{_bindir}/cython-%{py_ver}
 fi
 
+%check
+python runtests.py -vv
+
 %files
 %defattr(-,root,root,-)
 %doc COPYING.txt LICENSE.txt README.txt ToDo.txt USAGE.txt Doc Demos
-%ghost %{_bindir}/cygdb
-%ghost %{_bindir}/cython
-%ghost %{_bindir}/cythonize
+%{_bindir}/cygdb
+%{_bindir}/cython
+%{_bindir}/cythonize
 %{_bindir}/cygdb-%{py_ver}
 %{_bindir}/cython-%{py_ver}
 %{_bindir}/cythonize-%{py_ver}
@@ -107,7 +106,7 @@ fi
 %ghost %{_sysconfdir}/alternatives/cython
 %ghost %{_sysconfdir}/alternatives/cythonize
 %{python_sitearch}/Cython/
-%{python_sitearch}/Cython-%{version}-py%{py_ver}.egg-info
+%{python_sitearch}/Cython-%{version}-py*.egg-info
 %{python_sitearch}/cython.py*
 %{python_sitearch}/pyximport/