diff --git a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/conversation/ConversationServiceImpl.java b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/conversation/ConversationServiceImpl.java
index 970fff75f..3eafdca9a 100644
--- a/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/conversation/ConversationServiceImpl.java
+++ b/yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/conversation/ConversationServiceImpl.java
@@ -627,7 +627,7 @@ public class ConversationServiceImpl implements ConversationService {
             String rateResult = df.format(rate);
             log.info("{} 命中率: {}", "[KnowledgeBase]", rateResult);
 
-            if (StringUtils.isBlank(rateResult)||Double.parseDouble(rateResult)<=0.0){
+            if (StringUtils.isBlank(rateResult)||rate<=0.0){
                 return Collections.emptyList();
             }