diff --git a/backend/models/community/user_param.js b/backend/models/community/user_param.js
index 63b6ef4..219881d 100644
--- a/backend/models/community/user_param.js
+++ b/backend/models/community/user_param.js
@@ -54,7 +54,7 @@ const UserParam = sequelize.define('user_param', {
     indexes: [
         {
             unique: true,
-            fields: ['userId', 'paramTypeId'], 
+            fields: ['user_id', 'param_type_id'], 
         }
     ],
 });