1 files changed, 2 insertions, 1 deletions

diff --git a/tox.ini b/tox.ini
index 50ff4f166..4dcc219c0 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,7 +1,7 @@
 [tox]
 envlist =
     lint,
-    py27,py34,py35,py36,pypy,
+    py27,py34,py35,py36,pypy,pypy3,
     docs,{py2,py3}-cover,coverage,
 
 [testenv]
@@ -14,6 +14,7 @@ basepython =
     py36: python3.6
     py37: python3.7
     pypy: pypy
+    pypy3: pypy3
     py2: python2.7
     py3: python3.5