diff --git a/tox.ini b/tox.ini
new file mode 100644
index 0000000..5add3dd
--- /dev/null
+++ b/tox.ini
@@ -0,0 +1,5 @@
+[tox]
+envlist = {py27,py33,py34,py35,pypy}
+
+[testenv]
+commands = {envpython} setup.py test