diff --git a/tox.ini b/tox.ini
index 953ae26..bc0fbd0 100644
--- a/tox.ini
+++ b/tox.ini
@@ -2,10 +2,11 @@
 
 toxworkdir = {env:TMPDIR:/tmp}/tox-{env:USER}/{env:JOB_NAME:bidon}/
 
-envlist = py27{django18,django111}
+envlist = django18,django111
 
 [testenv]
 usedevelop = True
+basepython = python2.7
 setenv =
   DJANGO_SETTINGS_MODULE=bidon.settings
   BIDON_SETTINGS_FILE=tests/settings.py