diff --git a/index.html b/index.html
index a5b8af1..16e444d 100644
--- a/index.html
+++ b/index.html
@@ -266,10 +266,11 @@ <h3> Publications</h3>
         <thead>
           <tr>
             <th class="tg-0lax">ID</th>
-            <th class="tg-0lax">Paper</th>
+            <th class="tg-0lax" rowspan="4">Paper</th>
             <th class="tg-0lax">URL</th>
             <th class="tg-0lax">Languages</th>
             <th class="tg-0lax">Remark</th>
+
         <tbody>
           <tr>
             <td class="tg-0lax">P1.3</td>