diff --git a/.travis.yml b/.travis.yml
index b9a9a4a..36a15ac 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,7 @@
 env:
   - TOX_ENV=py27
   - TOX_ENV=pypy
+  - TOX_ENV=py34
 install:
   - pip install tox
   - pip install . --allow-external argparse
diff --git a/tox.ini b/tox.ini
index 1c99527..2bd03ef 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py26,py27,pypy
+envlist = py26,py27,pypy,py33,py34
 
 [testenv]
 deps = nose