diff --git a/setup.py b/setup.py
index c21d9bea..98ec61c3 100644
--- a/setup.py
+++ b/setup.py
@@ -132,6 +132,7 @@ def run(self):
             'hunter',
             'process-tests==2.0.2',
             'six',
+            'pytest-xdist',
             'virtualenv',
         ]
     },