diff --git a/idre/settings_common.py b/idre/settings_common.py
index 4cc874d..42f31ee 100644
--- a/idre/settings_common.py
+++ b/idre/settings_common.py
@@ -56,6 +56,7 @@ DATABASES = {
         'PASSWORD': '',
     }
 }
+DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'
 
 
 # Internationalization