diff --git a/tox.ini b/tox.ini
index 464420ca9..327ddf0c1 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py32, py33
+envlist = py32, py33, py34
 
 [testenv]
 # Change dir to avoid import problem