diff --git a/areachart/shape-tweening/index.html b/areachart/shape-tweening/index.html
index 2f85633..7c0979f 100644
--- a/areachart/shape-tweening/index.html
+++ b/areachart/shape-tweening/index.html
@@ -22,7 +22,7 @@ <h1 class="py-8 text-2xl font-bold">形状切换的补间动画</h1>
     <div class="py-2 text-sm flex flex-wrap justify-center items-center gap-4">
       <a href="../../index.html" class="text-blue-500 hover:text-blue-600 underline transition-colors duration-300">首页</a>
       <a href="https://observablehq.com/@benbinbin/shape-tweening" target="_blank" class="text-blue-500 hover:text-blue-600 underline transition-colors duration-300">参考</a>
-      <a href="https://github.com/Benbinbin/d3-learning/tree/main/linechart/shape-tweening/" target="_blank" class="text-blue-500 hover:text-blue-600 underline transition-colors duration-300">代码</a>
+      <a href="https://github.com/Benbinbin/d3-learning/tree/main/areachart/shape-tweening/" target="_blank" class="text-blue-500 hover:text-blue-600 underline transition-colors duration-300">代码</a>
       <a href="https://datavis-note.benbinbin.com/article/d3/chart-example/d3-chart-example-area-chart#形状切换补间动画" target="_blank" class="text-blue-500 hover:text-blue-600 underline transition-colors duration-300">笔记</a>
     </div>
   </div>