diff --git a/pages/index.js b/pages/index.js
index 931da1b1..e54a8f15 100644
--- a/pages/index.js
+++ b/pages/index.js
@@ -596,6 +596,16 @@ export default class Index extends React.Component {
                     <td>[540, 380]</td>
                     <td>The default width/height in pixels of a new window</td>
                   </tr>
+                  <tr>
+                    <td>
+                      <code>scrollback</code>
+                    </td>
+                    <td>1000</td>
+                    <td>
+                      The number of rows to be persisted in terminal buffer for
+                      scrolling
+                    </td>
+                  </tr>
                   <tr>
                     <td>
                       <code>copyOnSelect</code>