diff --git a/tox.ini b/tox.ini
index 96474ab..da60eec 100644
--- a/tox.ini
+++ b/tox.ini
@@ -2,5 +2,6 @@
 envlist = py26, py27, py31, py32, py33
 
 [testenv]
-deps = nose
+deps = nose-cov
 commands = nosetests []
+