diff --git a/setup.py b/setup.py
index 90a39a5..7bf444f 100644
--- a/setup.py
+++ b/setup.py
@@ -77,9 +77,8 @@ setup(
         'Programming Language :: Python :: Implementation :: PyPy',
     ],
     test_suite='tests',
-    tests_require=['pytest','hypothesis'],
+    tests_require=['pytest-runner', 'pytest','hypothesis'],
     scripts=[],
-    setup_requires=['pytest-runner'],
     ext_modules=extensions,
     cmdclass={'build_ext': custom_build_ext},
     install_requires=['six'],