diff --git a/tfjm/settings.py b/tfjm/settings.py
index 0b13ce4..dba9aff 100644
--- a/tfjm/settings.py
+++ b/tfjm/settings.py
@@ -190,6 +190,8 @@ MEDIA_URL = '/media/'
 
 MEDIA_ROOT = os.path.join(BASE_DIR, "media")
 
+DEFAULT_AUTO_FIELD = 'django.db.models.AutoField'
+
 CRISPY_TEMPLATE_PACK = 'bootstrap4'
 
 DJANGO_TABLES2_TEMPLATE = 'django_tables2/bootstrap4.html'