diff --git a/tox.ini b/tox.ini
index 67e9c4e..9dfaece 100644
--- a/tox.ini
+++ b/tox.ini
@@ -41,6 +41,7 @@ deps =
   pytest-freezegun
   enum34<=1.1.6
   py27: django-appconf<1.0.4
+  py27: django-filter<2
   http://git.entrouvert.org/authentic.git/snapshot/authentic-master.tar.gz
 commands =
   py27: ./getlasso.sh