diff --git a/src/components/keyboard-shortcuts-help.jsx b/src/components/keyboard-shortcuts-help.jsx
index 52bca713..df4e437b 100644
--- a/src/components/keyboard-shortcuts-help.jsx
+++ b/src/components/keyboard-shortcuts-help.jsx
@@ -117,6 +117,15 @@ export default memo(function KeyboardShortcutsHelp() {
                   action: 'Compose new post',
                   keys: <kbd>c</kbd>,
                 },
+                {
+                  action: 'Compose new post (new window)',
+                  className: 'insignificant',
+                  keys: (
+                    <>
+                      <kbd>Shift</kbd> + <kbd>c</kbd>
+                    </>
+                  ),
+                },
                 {
                   action: 'Send post',
                   keys: (
@@ -134,6 +143,15 @@ export default memo(function KeyboardShortcutsHelp() {
                   action: 'Reply',
                   keys: <kbd>r</kbd>,
                 },
+                {
+                  action: 'Reply (new window)',
+                  className: 'insignificant',
+                  keys: (
+                    <>
+                      <kbd>Shift</kbd> + <kbd>r</kbd>
+                    </>
+                  ),
+                },
                 {
                   action: 'Like (favourite)',
                   keys: (
@@ -162,9 +180,9 @@ export default memo(function KeyboardShortcutsHelp() {
                     </>
                   ),
                 },
-              ].map(({ action, keys }) => (
+              ].map(({ action, className, keys }) => (
                 <tr key={action}>
-                  <th>{action}</th>
+                  <th class={className}>{action}</th>
                   <td>{keys}</td>
                 </tr>
               ))}