diff --git a/.travis.yml b/.travis.yml
index 9dda03d..4d0a1d0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,6 +10,7 @@ env:
   - TOXENV=py33
   - TOXENV=py34
   - TOXENV=pypy
+  - TOXENV=pypy3
 
 install:
   - travis_retry pip install tox
diff --git a/tox.ini b/tox.ini
index d357bda..0579193 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py26, py27, pypy, py33, py34, docs, flake8
+envlist = py26, py27, pypy, pypy3, py33, py34, docs, flake8
 
 [testenv]
 commands =