diff --git a/tox.ini b/tox.ini
index b08dacd..6e35084 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,16 +1,24 @@
 [tox]
-envlist = py26, py27
+envlist = py26-dj13, py27-dj14, py27-dj15
 
-[testenv:py26]
+[testenv:py26-dj13]
+basepython = python2.6
 deps = 
   south
   django==1.3.5
 
-[testenv:py27]
+[testenv:py27-dj14]
+basepython = python2.7
 deps = 
   south
   django==1.4.3
 
+[testenv:py27-dj15]
+basepython = python2.7
+deps = 
+  south
+  django==1.5
+
 [testenv]
 commands =
   python -V