diff --git a/tox.ini b/tox.ini
index ab9a0ec4..5d7ec177 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,4 +1,6 @@
 [tox]
 envlist = pypy,py26,py27,py33
 [testenv]
+setenv =
+    NOSE_XUNIT_FILE = junit-{envname}.xml
 commands = python setup.py test