diff --git a/src/apptask.js b/src/apptask.js
index 32640a3cf..52332e475 100644
--- a/src/apptask.js
+++ b/src/apptask.js
@@ -36,7 +36,6 @@ var addons = require('./addons.js'),
     ejs = require('ejs'),
     fs = require('fs'),
     manifestFormat = require('cloudron-manifestformat'),
-    mailer = require('./mailer.js'),
     mkdirp = require('mkdirp'),
     net = require('net'),
     os = require('os'),
@@ -48,7 +47,6 @@ var addons = require('./addons.js'),
     shell = require('./shell.js'),
     superagent = require('superagent'),
     sysinfo = require('./sysinfo.js'),
-    users = require('./users.js'),
     util = require('util'),
     _ = require('underscore');
 
@@ -782,22 +780,6 @@ function update(app, callback) {
         function (callback) {
             debugApp(app, 'updated');
             updateApp(app, { installationState: appdb.ISTATE_INSTALLED, installationProgress: '', health: null, updateConfig: null, updateTime: new Date() }, callback);
-        },
-
-        function notifyAdminsAboutUpdate(callback) {
-            if (app.installationState === appdb.ISTATE_PENDING_FORCE_UPDATE) return callback(null);
-
-            users.getAllAdmins(function (error, admins) {
-                if (error) {
-                    console.error('Failed to get admins to send update done notification:', error);
-                    return callback(); // this is not fatal
-                }
-
-                async.eachSeries(admins, (admin, done) => mailer.appUpdateDone(admin.email, app, done), function (error) {
-                    if (error) console.error('Failed to send update done notification:', error);
-                    callback();
-                });
-            });
         }
     ], function seriesDone(error) {
         if (error && error.backupError) {
diff --git a/src/mailer.js b/src/mailer.js
index 782e92262..697c642c1 100644
--- a/src/mailer.js
+++ b/src/mailer.js
@@ -6,7 +6,6 @@ exports = module.exports = {
     adminChanged: adminChanged,
     passwordReset: passwordReset,
     appUpdateAvailable: appUpdateAvailable,
-    appUpdateDone: appUpdateDone,
     sendDigest: sendDigest,
 
     sendInvite: sendInvite,
@@ -336,35 +335,6 @@ function appUpdateAvailable(mailTo, app, hasSubscription, info, callback) {
     });
 }
 
-function appUpdateDone(mailTo, app, callback) {
-    assert.strictEqual(typeof mailTo, 'string');
-    assert.strictEqual(typeof app, 'object');
-    assert.strictEqual(typeof callback, 'function');
-
-    getMailConfig(function (error, mailConfig) {
-        if (error) return debug('Error getting mail details:', error);
-
-        var templateData = {
-            webadminUrl: config.adminOrigin(),
-            app: app,
-            cloudronName: mailConfig.cloudronName,
-            cloudronAvatarUrl: config.adminOrigin() + '/api/v1/cloudron/avatar'
-        };
-
-        var templateDataText = JSON.parse(JSON.stringify(templateData));
-        templateDataText.format = 'text';
-
-        var mailOptions = {
-            from: mailConfig.notificationFrom,
-            to: mailTo,
-            subject: util.format('App %s was updated', app.fqdn),
-            text: render('app_update_done.ejs', templateDataText)
-        };
-
-        sendMail(mailOptions, callback);
-    });
-}
-
 function sendDigest(mailTo, info, callback) {
     assert.strictEqual(typeof mailTo, 'string');
     assert.strictEqual(typeof info, 'object');