diff --git a/tox.ini b/tox.ini
index ee0c8aa..827809a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -18,7 +18,7 @@ deps =
     dj21: Django == 2.1.*
     dj22: Django == 2.2.*
     dj30: Django == 3.0.*
-    dj30: Django == 3.1.*
+    dj31: Django == 3.1.*
     djmaster: https://github.com/django/django/archive/master.tar.gz
     # mysql: mysqlclient
     postgres: psycopg2-binary