diff --git a/tests/test_project/settings.py b/tests/test_project/settings.py
index 2a4cdde..53d9c8b 100644
--- a/tests/test_project/settings.py
+++ b/tests/test_project/settings.py
@@ -149,3 +149,5 @@ USE_TZ = True
 # https://docs.djangoproject.com/en/2.1/howto/static-files/
 
 STATIC_URL = "/static/"
+
+DEFAULT_AUTO_FIELD = "django.db.models.AutoField"