diff --git a/src/AIService/AiEssayCheckInterface.php b/src/AIService/AiEssayCheckInterface.php
index 7723c3f..1a955cb 100644
--- a/src/AIService/AiEssayCheckInterface.php
+++ b/src/AIService/AiEssayCheckInterface.php
@@ -35,5 +35,5 @@ interface AiEssayCheckInterface
     /**
      * 用户提交申论批改
      */
-    public function submitEssayPaper(array $params): bool;
+    public function submitEssayPaper(array $params): int;
 }