diff --git a/public/tsf/jisuan.html b/public/tsf/jisuan.html
index 082005c..fd1c14b 100644
--- a/public/tsf/jisuan.html
+++ b/public/tsf/jisuan.html
@@ -4,7 +4,7 @@
     <meta charset="UTF-8">
     <meta http-equiv="X-UA-Compatible" content="IE=edge">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>Document</title>
+    <title>绳端荷载计算V1.0</title>
     <style>
         .container_all{
             display: flex;