diff --git a/tox.ini b/tox.ini
index d9db8990..91c6d664 100644
--- a/tox.ini
+++ b/tox.ini
@@ -2,4 +2,4 @@
 envlist=py25,py26,py27,pypy
 
 [testenv]
-commands=make test
+commands=python run-tests.py