[link] fix the link of Edit it on GitHub
diff --git a/themes/weex/layout/_partial/article.ejs b/themes/weex/layout/_partial/article.ejs
index f66f588..8ea4db4 100644
--- a/themes/weex/layout/_partial/article.ejs
+++ b/themes/weex/layout/_partial/article.ejs
@@ -6,7 +6,7 @@
     <%- page_anchor(post.content) %>
     <div class="article-tips">
       <p class="tips-text">
-        <a target="_blank" href="https://github.com/apache/incubator-weex-site/tree/master/source<%- url_for(page.source)%>">Edit this page on GitHub</a>
+        <a target="_blank" href="https://github.com/apache/incubator-weex-site/edit/master/source<%- url_for(page.source)%>">Edit this page on GitHub</a>
       </p>
     </div>
   </div>