diff --git a/tests/settings.py b/tests/settings.py
index b65e3c1d..ec546d35 100644
--- a/tests/settings.py
+++ b/tests/settings.py
@@ -73,3 +73,5 @@ DATABASES = {
 LOGGED_REQUESTS_MAX_SIZE = 4999
 
 LEGACY_URLS_MAPPING = {'old.org': 'new.org'}
+
+PASSWORD_HASHERS = ["django.contrib.auth.hashers.MD5PasswordHasher"]