diff --git a/docs/index.html b/docs/index.html
index 0bcbe8996..ecfd75d8a 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -80,7 +80,7 @@
             <p style="margin-top: max(-1vh, -2vw); margin-bottom: min(2vh, 3.5vw);">
                 动画图解、一键运行的数据结构与算法教程
             </p>
-            <a href="/chapter_preface/" class="rounded-button">
+            <a href="/chapter_hello_algo/" class="rounded-button">
                 <svg xmlns="http://www.w3.org/2000/svg"
                     viewBox="0 0 512 512"><!--!Font Awesome Free 6.5.1 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free Copyright 2024 Fonticons, Inc.-->
                     <path
@@ -153,7 +153,7 @@
                 </a>
             </div>
             <div class="media-block">
-                <a href="/chapter_preface/">
+                <a href="/chapter_hello_algo/">
                     <div style="height: 4.34%;"></div>
                     <img class="device-on-hover" style="height: 66.31%;" src="assets/hero/web_mac_iphone.png" alt="">
                     <div style="height: 4.34%;"></div>