diff --git a/setup.py b/setup.py
index 3ec0af31fd3..8b84c95d184 100644
--- a/setup.py
+++ b/setup.py
@@ -288,8 +288,15 @@ def run(self):
     'numpydoc',
 ]
 
+extras_require = {
+    'test:python_version == "2.7"': ['mock'],
+    'test': ['pytest', 'pytest-qt', 'pytest-cov', 'mock', 'coveralls',
+             'ciocheck', 'flaky', 'pandas', 'scipy', 'sympy', 'pillow'],
+}
+
 if 'setuptools' in sys.modules:
     setup_args['install_requires'] = install_requires
+    setup_args['extras_require'] = extras_require
 
     setup_args['entry_points'] = {
         'gui_scripts': [