diff --git a/django_lostplaces/lostplaces/apps.py b/django_lostplaces/lostplaces/apps.py
index bd8e0fc..71c4108 100644
--- a/django_lostplaces/lostplaces/apps.py
+++ b/django_lostplaces/lostplaces/apps.py
@@ -4,4 +4,5 @@
 from django.apps import AppConfig
 
 class LostplacesAppConfig(AppConfig):
+    default_auto_field = 'django.db.models.AutoField'
     name = 'lostplaces'