diff --git a/demo/index.html b/demo/index.html
index 4eaf11c..bffd2e6 100644
--- a/demo/index.html
+++ b/demo/index.html
@@ -482,7 +482,7 @@
       <footer class="heti-fn">
         <ol>
           <li id="fn-01">CSS Reset：指代类似Eric Meyer's Reset CSS的样式重置方案</li>
-          <li id="fn-02">BEM：由Yandex公司创造的命名方ttps://en.bem.info/</li>
+          <li id="fn-02">BEM：由Yandex公司创造的命名方式 https://en.bem.info/</li>
           <li id="fn-03">《中文排版需求》：https://w3c.github.io/clreq/</li>
         </ol>
       </footer>