diff --git a/python-theano.spec b/python-theano.spec
index 358571e..601a5f6 100644
--- a/python-theano.spec
+++ b/python-theano.spec
@@ -150,15 +150,15 @@ cd -
 chmod a+x $(find %{buildroot} -name \*.py -o -name \*.sh | xargs grep -l '^#!')
 
 %check
-%ifarch %{power64}
 # FIXME: some tests fail on ppc64le
 # The conv3d2d tests compute the wrong type of values (float32 instead of
 # float64) and the wrong values.
-sed -i '/parameterized\.expand/,$d' ttheano/tensor/nnet/tests/test_conv3d2d.py
+if [ "uname -m" = "ppc64le" ]; then
+  sed -i '/parameterized\.expand/,$d' ttheano/tensor/nnet/tests/test_conv3d2d.py
 
-# An unexpected GradientError is thrown at theano/gradient.py line 1790
-rm theano/tensor/nnet/tests/test_corr3d.py
-%endif
+  # An unexpected GradientError is thrown at theano/gradient.py line 1790
+  rm theano/tensor/nnet/tests/test_corr3d.py
+fi
 
 %{python3} bin/theano-nose --processes=0 --process-restartworker