diff --git a/python-injector.spec b/python-injector.spec
index acc2129..961321a 100644
--- a/python-injector.spec
+++ b/python-injector.spec
@@ -26,6 +26,7 @@ License:        BSD-3-Clause
 Group:          Development/Languages/Python
 URL:            https://github.com/alecthomas/injector
 Source:         https://github.com/alecthomas/injector/archive/%{version}.tar.gz
+BuildRequires:  %{python_module pytest}
 BuildRequires:  %{python_module setuptools}
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
@@ -58,7 +59,7 @@ API. Providing a Pythonic API trumps faithfulness.
 %python_expand %fdupes %{buildroot}%{$python_sitelib}
 
 %check
-%python_expand PYTHONPATH=%{buildroot}%{$python_sitelib} $python -m unittest discover
+%python_expand PYTHONPATH=%{buildroot}%{$python_sitelib} py.test-%{$python_bin_suffix} -v
 
 %files %{python_files}
 %license COPYING