diff --git a/python-cloudpickle.spec b/python-cloudpickle.spec
index cdb9f78..ba64068 100644
--- a/python-cloudpickle.spec
+++ b/python-cloudpickle.spec
@@ -67,7 +67,8 @@ functions and classes defined interactively in the __main__ module.
 %python_expand %fdupes %{buildroot}%{$python_sitelib}
 
 %check
-%pytest
+export PYTHONPATH='.:tests'
+%python_expand py.test-%{$python_bin_suffix} -s
 
 %files %{python_files}
 %doc README.md