diff --git a/frontend/src/components/misc/VariableMenu.jsx b/frontend/src/components/misc/VariableMenu.jsx
index 3b23d0ab..8b40db73 100644
--- a/frontend/src/components/misc/VariableMenu.jsx
+++ b/frontend/src/components/misc/VariableMenu.jsx
@@ -21,7 +21,7 @@ function getTextField(elem) {
       return textField;
     }
   }
-  return undefined;
+  return null;
 }
 
 export default function VariableMenu() {
diff --git a/frontend/src/components/settings/SubscribeDialog.jsx b/frontend/src/components/settings/SubscribeDialog.jsx
index b6b3a821..8f9a0d2e 100644
--- a/frontend/src/components/settings/SubscribeDialog.jsx
+++ b/frontend/src/components/settings/SubscribeDialog.jsx
@@ -77,13 +77,13 @@ export default function SubscribeDialog({ onClose }) {
                 </TableRow>
                 <TableRow>
                   <TableCell>{t('settings.subscribeDialog.maxRequestSize')}</TableCell>
-                  <TableCell>8 KB</TableCell>
                   <TableCell>64 KB</TableCell>
+                  <TableCell>256 KB</TableCell>
                 </TableRow>
                 <TableRow>
                   <TableCell>{t('settings.subscribeDialog.maxFailures')}</TableCell>
-                  <TableCell>15</TableCell>
-                  <TableCell>150</TableCell>
+                  <TableCell>25</TableCell>
+                  <TableCell>200</TableCell>
                 </TableRow>
                 <TableRow>
                   <TableCell>{t('settings.subscribeDialog.maxStatusPages')}</TableCell>