diff --git a/python-pygit2.spec b/python-pygit2.spec
index 8ec3f3d..8433f21 100644
--- a/python-pygit2.spec
+++ b/python-pygit2.spec
@@ -83,7 +83,7 @@ find %{_builddir} -name '.buildinfo' -delete
 find %{buildroot} -name '*.so' -exec chmod 755 {} ';'
 
 %check
-%ifarch arch_test_fail
+%ifarch %{arch_test_fail}
   PYTHONPATH=%{buildroot}%{python2_sitearch} py.test-%{python2_version} -v || :
   PYTHONPATH=%{buildroot}%{python3_sitearch} py.test-%{python3_version} -v || :
 %else