diff --git a/tox.ini b/tox.ini
index 89d43771a..dc0388ccd 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,9 +6,13 @@ envlist =
        py27-{lint,docs},
        {py26,py27,py32,py33,py34}-django{15,16},
        {py27,py32,py33,py34}-django{17,18},
-       {py27,py34}-django{master}
+       {py27,py34,py35}-django{master}
 
 [testenv]
+basepython =
+             py35: python3.5
+
+
 commands = ./runtests.py --fast {posargs} --coverage
 setenv =
        PYTHONDONTWRITEBYTECODE=1