diff --git a/src/apps.js b/src/apps.js
index 5103e146d..9339b8ad9 100644
--- a/src/apps.js
+++ b/src/apps.js
@@ -162,6 +162,7 @@ const appstore = require('./appstore.js'),
     mail = require('./mail.js'),
     manifestFormat = require('cloudron-manifestformat'),
     mounts = require('./mounts.js'),
+    notifications = require('./notifications.js'),
     once = require('./once.js'),
     os = require('os'),
     path = require('path'),
@@ -2559,6 +2560,7 @@ async function autoupdateApps(updateInfo, auditSource) { // updateInfo is { appI
 
         if (!canAutoupdateApp(app, updateInfo[appId])) {
             debug(`app ${app.fqdn} requires manual update`);
+            notifications.alert(notifications.ALERT_MANUAL_APP_UPDATE, `${app.manifest.title} at ${app.fqdn} requires manual update to version ${updateInfo[appId].manifest.version}`, `Changelog:\n${updateInfo[appId].manifest.changelog}\n`);
             continue;
         }
 
diff --git a/src/notifications.js b/src/notifications.js
index 412a407be..8920563f4 100644
--- a/src/notifications.js
+++ b/src/notifications.js
@@ -14,6 +14,7 @@ exports = module.exports = {
     ALERT_REBOOT: 'reboot',
     ALERT_BOX_UPDATE: 'boxUpdate',
     ALERT_UPDATE_UBUNTU: 'ubuntuUpdate',
+    ALERT_MANUAL_APP_UPDATE: 'manualAppUpdate',
 
     alert,