diff --git a/oj/local_settings.py b/oj/local_settings.py
index 7a7249c..2112566 100644
--- a/oj/local_settings.py
+++ b/oj/local_settings.py
@@ -16,7 +16,7 @@ DATABASES = {
     }
 }
 
-mongodb_setting = {
+MONGODB = {
     'HOST': '127.0.0.1',
     'USERNAME': 'root',
     'PASSWORD': 'root',