diff --git a/src/renderer/src/store/messageBlock.ts b/src/renderer/src/store/messageBlock.ts
index f9b8c34cd..1beed788b 100644
--- a/src/renderer/src/store/messageBlock.ts
+++ b/src/renderer/src/store/messageBlock.ts
@@ -217,7 +217,7 @@ export const formatCitationsFromBlock = (block: CitationMessageBlock | undefined
         const fileMatch = result.sourceUrl.match(filePattern)
 
         let url = result.sourceUrl
-        let title = result.sourceUrl
+        let title = result.sourceUrl.split('/').pop() || 'Unknown File'
         const showFavicon = true
 
         // 如果匹配文件链接格式 [filename](http://file/xxx)