diff --git a/index.html b/index.html
index 7850383..e95071b 100644
--- a/index.html
+++ b/index.html
@@ -22,6 +22,7 @@
   <a href="#home">Home</a>
   <a href="#teaching">Teaching</a>
   <a href="#research">Research</a>
+  <a href="#service">Service</a>
 </div>
 
 <div class="main" id="home">
@@ -218,7 +219,7 @@ href="https://papers.ssrn.com/sol3/papers.cfm?abstract_id=1786012" target="_blan
 </ul>
 </p>
 
-<hr class="style-one">
+<hr id="service" class="style-one">
 
 <p>
 <h3>Professional Service</h3>