diff --git a/src/main/java/com/knowledge/base/application/service/LLMAppServiceImpl.java b/src/main/java/com/knowledge/base/application/service/LLMAppServiceImpl.java
index aa26829..00172cd 100644
--- a/src/main/java/com/knowledge/base/application/service/LLMAppServiceImpl.java
+++ b/src/main/java/com/knowledge/base/application/service/LLMAppServiceImpl.java
@@ -142,6 +142,7 @@ public class LLMAppServiceImpl implements LLMAppService {
         toPinDocs.forEach(doc -> {
             try {
                 anythingLLMService.updatePin(llmToken, workspaceSlug, doc.getDocpath(), true);
+                doc.setPinned(true);
             } catch (Exception e) {
                 log.warn("pin失败: {}", doc, e);
             }