diff --git a/tox.ini b/tox.ini
index 9aeeb9c..7ed61bd 100644
--- a/tox.ini
+++ b/tox.ini
@@ -34,7 +34,7 @@ deps =
   mock<4
   dj111: djangorestframework<3.12.0
   django-webtest<1.9.3
-  psycopg2
+  psycopg2<2.9
   pyquery
 commands =
   python setup.py compile_translations