diff --git a/index.html b/index.html
index c0c4521..0be05cb 100644
--- a/index.html
+++ b/index.html
@@ -16,6 +16,7 @@
     <div id="content" class="container">
         <header>
             <h1 class="text-center">工業推手一世紀，企業搖籃一百年</h1>
+            <h2 class="text-center"><a href="https://ntut.com.tw">ntut.com.tw</a> 要在 2021/10/02 失效了！！！！！！！</h1>
             <marquee scrollamount="12">北科畢業人才企業最愛用！！！</marquee>
         </header>
 
@@ -55,7 +56,7 @@
                 <h2 class="text-center"><code>好玩ㄉ網站</code></h2>
                 <ul class="list-group">
                     <li class="list-group-item list-group-item-action">
-                        <a href="https://git.ntut.com.tw" target="_blank">Gitea of NTUT.COM.TW</a>
+                        <a href="https://git.pinlin.me" target="_blank">Gitea</a>
                         <br>
                         <span>程式碼託管平台</span>
                     </li>
@@ -65,7 +66,7 @@
                         <span>網頁大字報</span>
                     </li>
                     <li class="list-group-item list-group-item-action">
-                        <a href="https://www.ntut.com.tw/chipet" target="_blank">Chi Pet</a>
+                        <a href="https://www.pinlin.me/chipet" target="_blank">Chi Pet</a>
                         <br>
                         <span>幫烏龜澆水</span>
                     </li>
diff --git a/js/main.js b/js/main.js
index 7651452..28f15a0 100644
--- a/js/main.js
+++ b/js/main.js
@@ -1,4 +1,4 @@
-var backend = 'https://ntut.com.tw';
+var backend = 'https://pinlin.me';
 
 function shortenUrl() {
     var shortCode = $('#urlBox .short-code').val() || null;
@@ -27,7 +27,7 @@ function shortenUrl() {
 
 function addNewRow(data) {
     var rowHtml = '<div class="url row">';
-    rowHtml += '<p class="text-center col-md-4 col-6">ntut.com.tw/' + data.shortCode + '</p>';
+    rowHtml += '<p class="text-center col-md-4 col-6">pinlin.me/' + data.shortCode + '</p>';
     rowHtml += '<p class="text-center col-md-8 col-6">' + data.url + '</p>';
     rowHtml += '</div>';