diff --git a/home/page.html.erb b/home/page.html.erb
index 7b3bf3b..0b87fc4 100644
--- a/home/page.html.erb
+++ b/home/page.html.erb
@@ -20,13 +20,6 @@
         <%= yield %>
       </main>
       <%= render_every_page_sharer %>
-        <!-- line share button -->
-        <div class="line-it-button" style="display: none;" data-type="share-a" data-lang="ja"></div>
-        <script src="//scdn.line-apps.com/n/line_it/thirdparty/loader.min.js" async="async"　defer="defer"></script>
-        <!-- we chat share button -->
-        <a href="http://service.weibo.com/share/share.php?url=<%= "http://#{request.host_with_port}#{request.original_fullpath}" %>" target="_blank">
-          <img style="border: 0;" src="http://www.sinaimg.cn/blog/developer/wiki/LOGO_48x48.png" alt="sina-weibo" />
-        </a>
       <div class="extra" data-pp="700"></div>
       </section>
     </div>