diff --git a/tox.ini b/tox.ini
index aa0717a7ef923ffb7cbdbb28d4ef82a6d3f09a9e..63b3f8592b0475691e3d40e003827edcb0fd0736 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py27-django{18,19,110,111}
+envlist = py{27,35}-django{18,19,110,111}
 
 # This is needed to prevent the lms, cms, and openedx packages inside the "Open
 # edX" package (defined in setup.py) from getting installed into site-packages