diff --git a/docs/release-calendar.html b/docs/release-calendar.html
index af574c6b29b..fbaec2dd0c2 100644
--- a/docs/release-calendar.html
+++ b/docs/release-calendar.html
@@ -39,6 +39,7 @@ if you'd like to nominate a patch in the next stable release.
 <th>Notes</th>
 </tr>
 <tr>
+<td rowspan="5">18.1</td>
 <td>2018-06-29</td>
 <td>18.1.3</td>
 <td>Dylan Baker</td>