diff --git a/tox.ini b/tox.ini
index 143a0d31986df1ebe3e208befcac48c315b7ba4c..b97d8e6851a7131d0419c3195aedaae0e07f75b3 100644
--- a/tox.ini
+++ b/tox.ini
@@ -2,6 +2,7 @@
 envlist = flake8, pypy, py26, py27, py32, py33, py34
 
 [testenv]
+recreate=True
 deps=pytest
 commands=python setup.py dev
          python setup.py test