diff --git a/app/api/api_super_resolution.py b/app/api/api_super_resolution.py
index a92d206..63f4498 100644
--- a/app/api/api_super_resolution.py
+++ b/app/api/api_super_resolution.py
@@ -18,7 +18,7 @@ def super_resolution(request_item: SuperResolutionModel, background_tasks: Backg
         code = 200
         message = "access"
     except Exception as e:
-        code = 000
+        code = 400
         message = e
         logger.warning(e)
     return {"code": code, "message": message}