diff --git a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/async/AsyncKnowledgeBase.java b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/async/AsyncKnowledgeBase.java
index 3de48d8b7..74b8fe20e 100644
--- a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/async/AsyncKnowledgeBase.java
+++ b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/async/AsyncKnowledgeBase.java
@@ -148,7 +148,7 @@ public class AsyncKnowledgeBase {
         QueryMultipleReqVO vo = new QueryMultipleReqVO();
         vo.setQuery(testReqVO.getQuery());
         vo.setFileIds(fileIdStr);
-        vo.setK(testReqVO.getK());
+        vo.setK(testReqVO.getTopK());
         vo.setScore(testReqVO.getScore());
 
         List<KnowledgeHitRateTestResultVO> resultList = new ArrayList<>();