diff --git a/templates/main.html b/templates/main.html
index a76dc1c99..c229a6def 100644
--- a/templates/main.html
+++ b/templates/main.html
@@ -174,7 +174,8 @@
             <li class="chip-list__item"><a class="typo-a" href="https://www.rqnoj.cn/" target="_blank">RQNOJ</a></li>
             <li class="chip-list__item"><a class="typo-a" href="http://www.lydsy.com/JudgeOnline/" target="_blank">BZOJ</a></li>
             <li class="chip-list__item"><a class="typo-a" href="http://acm.zju.edu.cn/onlinejudge/" target="_blank">ZOJ</a></li>
-            <li class="chip-list__item"><a class="typo-a" href="http://uoj.ac/" target="_blank">UOJ</li>
+            <li class="chip-list__item"><a class="typo-a" href="http://uoj.ac/" target="_blank">UOJ</a></li>
+            <li class="chip-list__item"><a class="typo-a" href="https://loj.ac/" target="_blank">LibreOJ</a></li>
           </ol>
         </li>
         <li class="group-list__item">