diff --git a/tox.ini b/tox.ini
index c7c6ca318..34b1f0b12 100644
--- a/tox.ini
+++ b/tox.ini
@@ -97,7 +97,7 @@ deps =
     {[testenv]deps}
 
 [testenv:py35-dev]
-basepython = python3.4
+basepython = python3.5
 deps =
     https://github.com/django/django/archive/master.tar.gz
     -egit+https://github.com/kennethreitz/tablib.git#egg=tablib