diff --git a/tox.ini b/tox.ini
index cff331d21..93f00d40a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -82,7 +82,7 @@ deps =
     py==1.4.27
     pytest==2.7.1
     pyflakes==0.9.0
-    pytest-flakes==0.2
+    pytest-flakes==1.0.0
 commands =
     {[testenv:mkvenv]commands}
     {envpython} -m py.test -q --flakes -m flakes