diff --git a/index.md b/index.md
index b9180fd..5d7bccc 100644
--- a/index.md
+++ b/index.md
@@ -23,7 +23,7 @@ mermaid: true
   <h3>{{ tag[0] }}</h3>
   <ul>
     {% for post in tag[1] %}
-      <li><a href="{{ post.url }}">{{ post.title }}</a></li>
+      <li><a href="{{ site.github.url }}{{ post.url }}">{{ post.title }}</a></li>
     {% endfor %}
   </ul>
 {% endfor %}