diff --git a/api/schedule/create_tidb_serverless_task.py b/api/schedule/create_tidb_serverless_task.py
index eac5fabb6088ce..1c985461c6aa2e 100644
--- a/api/schedule/create_tidb_serverless_task.py
+++ b/api/schedule/create_tidb_serverless_task.py
@@ -36,14 +36,15 @@ def create_tidb_serverless_task():
 
 def create_clusters(batch_size):
     try:
+        # TODO: maybe we can set the default value for the following parameters in the config file
         new_clusters = TidbService.batch_create_tidb_serverless_cluster(
-            batch_size,
-            dify_config.TIDB_PROJECT_ID or "",
-            dify_config.TIDB_API_URL or "",
-            dify_config.TIDB_IAM_API_URL or "",
-            dify_config.TIDB_PUBLIC_KEY or "",
-            dify_config.TIDB_PRIVATE_KEY or "",
-            dify_config.TIDB_REGION or "",
+            batch_size=batch_size,
+            project_id=dify_config.TIDB_PROJECT_ID or "",
+            api_url=dify_config.TIDB_API_URL or "",
+            iam_url=dify_config.TIDB_IAM_API_URL or "",
+            public_key=dify_config.TIDB_PUBLIC_KEY or "",
+            private_key=dify_config.TIDB_PRIVATE_KEY or "",
+            region=dify_config.TIDB_REGION or "",
         )
         for new_cluster in new_clusters:
             tidb_auth_binding = TidbAuthBinding(