diff --git a/js/dbusServices/extensions/extensionPrefsDialog.js b/js/dbusServices/extensions/extensionPrefsDialog.js
index 6e6b4c8ce..9a88397fd 100644
--- a/js/dbusServices/extensions/extensionPrefsDialog.js
+++ b/js/dbusServices/extensions/extensionPrefsDialog.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Adw from 'gi://Adw?version=1';
 import Gdk from 'gi://Gdk?version=4.0';
 import Gio from 'gi://Gio';
diff --git a/js/dbusServices/extensions/extensionsService.js b/js/dbusServices/extensions/extensionsService.js
index f3f8f4156..9afe7b029 100644
--- a/js/dbusServices/extensions/extensionsService.js
+++ b/js/dbusServices/extensions/extensionsService.js
@@ -1,4 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
 import Shew from 'gi://Shew';
diff --git a/js/dbusServices/notifications/notificationDaemon.js b/js/dbusServices/notifications/notificationDaemon.js
index 0be91cef9..dafc0c738 100644
--- a/js/dbusServices/notifications/notificationDaemon.js
+++ b/js/dbusServices/notifications/notificationDaemon.js
@@ -1,4 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
 
diff --git a/js/dbusServices/screencast/screencastService.js b/js/dbusServices/screencast/screencastService.js
index e82eae399..41d303a06 100644
--- a/js/dbusServices/screencast/screencastService.js
+++ b/js/dbusServices/screencast/screencastService.js
@@ -1,4 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
 import Gst from 'gi://Gst?version=1.0';
diff --git a/js/dbusServices/screensaver/screenSaverService.js b/js/dbusServices/screensaver/screenSaverService.js
index 5771b7065..96dd1896b 100644
--- a/js/dbusServices/screensaver/screenSaverService.js
+++ b/js/dbusServices/screensaver/screenSaverService.js
@@ -1,4 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
 
diff --git a/js/gdm/authList.js b/js/gdm/authList.js
index 2d1254145..c8591742a 100644
--- a/js/gdm/authList.js
+++ b/js/gdm/authList.js
@@ -1,4 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 /*
  * Copyright 2017 Red Hat, Inc
  *
diff --git a/js/gdm/authPrompt.js b/js/gdm/authPrompt.js
index 8a46559d9..58b1c3cbd 100644
--- a/js/gdm/authPrompt.js
+++ b/js/gdm/authPrompt.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GLib from 'gi://GLib';
 import GObject from 'gi://GObject';
diff --git a/js/gdm/batch.js b/js/gdm/batch.js
index 4ab5e10bb..c3c4e7c07 100644
--- a/js/gdm/batch.js
+++ b/js/gdm/batch.js
@@ -1,4 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 /*
  * Copyright 2011 Red Hat, Inc
  *
diff --git a/js/gdm/credentialManager.js b/js/gdm/credentialManager.js
index 33b56cb9a..ab6a89e4e 100644
--- a/js/gdm/credentialManager.js
+++ b/js/gdm/credentialManager.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import * as Signals from '../misc/signals.js';
 
 export class CredentialManager extends Signals.EventEmitter {
diff --git a/js/gdm/loginDialog.js b/js/gdm/loginDialog.js
index 593f8f582..e1153727d 100644
--- a/js/gdm/loginDialog.js
+++ b/js/gdm/loginDialog.js
@@ -1,4 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 /*
  * Copyright 2011 Red Hat, Inc
  *
diff --git a/js/gdm/oVirt.js b/js/gdm/oVirt.js
index 41f113335..1cad65f2f 100644
--- a/js/gdm/oVirt.js
+++ b/js/gdm/oVirt.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 import * as Credential from './credentialManager.js';
 
diff --git a/js/gdm/realmd.js b/js/gdm/realmd.js
index 75744a6f2..55d287639 100644
--- a/js/gdm/realmd.js
+++ b/js/gdm/realmd.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 import * as Signals from '../misc/signals.js';
 
diff --git a/js/gdm/util.js b/js/gdm/util.js
index 07cc17a33..cbb99b1a3 100644
--- a/js/gdm/util.js
+++ b/js/gdm/util.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gdm from 'gi://Gdm';
 import Gio from 'gi://Gio';
diff --git a/js/gdm/vmware.js b/js/gdm/vmware.js
index c569f0101..ae58810f6 100644
--- a/js/gdm/vmware.js
+++ b/js/gdm/vmware.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 import * as Credential from './credentialManager.js';
 
diff --git a/js/misc/config.js.in b/js/misc/config.js.in
index ce319e0f8..a5069e438 100644
--- a/js/misc/config.js.in
+++ b/js/misc/config.js.in
@@ -1,4 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 const pkg = imports.package;
 
 /* The name of this package (not localized) */
diff --git a/js/misc/fileUtils.js b/js/misc/fileUtils.js
index cdabf9f36..583559597 100644
--- a/js/misc/fileUtils.js
+++ b/js/misc/fileUtils.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import GLib from 'gi://GLib';
 import Gio from 'gi://Gio';
 
diff --git a/js/misc/gnomeSession.js b/js/misc/gnomeSession.js
index 29a287d98..218250429 100644
--- a/js/misc/gnomeSession.js
+++ b/js/misc/gnomeSession.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 
 import {loadInterfaceXML} from './fileUtils.js';
diff --git a/js/misc/history.js b/js/misc/history.js
index db781d45c..e3eb0fb49 100644
--- a/js/misc/history.js
+++ b/js/misc/history.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import * as Signals from './signals.js';
 import Clutter from 'gi://Clutter';
 import * as Params from './params.js';
diff --git a/js/misc/ibusManager.js b/js/misc/ibusManager.js
index 6a5158779..9e5eadbbb 100644
--- a/js/misc/ibusManager.js
+++ b/js/misc/ibusManager.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
 import IBus from 'gi://IBus';
diff --git a/js/misc/inputMethod.js b/js/misc/inputMethod.js
index d8c3e62f0..7561cdbf5 100644
--- a/js/misc/inputMethod.js
+++ b/js/misc/inputMethod.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GLib from 'gi://GLib';
 import Gio from 'gi://Gio';
diff --git a/js/misc/jsParse.js b/js/misc/jsParse.js
index fdd394a90..e48d8e10d 100644
--- a/js/misc/jsParse.js
+++ b/js/misc/jsParse.js
@@ -1,5 +1,3 @@
-/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */
-
 const AsyncFunction = async function () {}.constructor;
 
 /**
diff --git a/js/misc/keyboardManager.js b/js/misc/keyboardManager.js
index bc7894e1a..78c487241 100644
--- a/js/misc/keyboardManager.js
+++ b/js/misc/keyboardManager.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import GLib from 'gi://GLib';
 import GnomeDesktop from 'gi://GnomeDesktop';
 
diff --git a/js/misc/loginManager.js b/js/misc/loginManager.js
index 1515fc9e3..3c4d6f5a8 100644
--- a/js/misc/loginManager.js
+++ b/js/misc/loginManager.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import GLib from 'gi://GLib';
 import Gio from 'gi://Gio';
 import GioUnix from 'gi://GioUnix';
diff --git a/js/misc/modemManager.js b/js/misc/modemManager.js
index 4caced303..e48c0b615 100644
--- a/js/misc/modemManager.js
+++ b/js/misc/modemManager.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 import GObject from 'gi://GObject';
 import NM from 'gi://NM';
diff --git a/js/misc/objectManager.js b/js/misc/objectManager.js
index 22f0a1532..1084db727 100644
--- a/js/misc/objectManager.js
+++ b/js/misc/objectManager.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
 import * as Params from './params.js';
diff --git a/js/misc/params.js b/js/misc/params.js
index 3ff8480d2..f4f3766aa 100644
--- a/js/misc/params.js
+++ b/js/misc/params.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 /**
  * parse:
  *
diff --git a/js/misc/parentalControlsManager.js b/js/misc/parentalControlsManager.js
index 93900b273..cd5353154 100644
--- a/js/misc/parentalControlsManager.js
+++ b/js/misc/parentalControlsManager.js
@@ -1,4 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 //
 // Copyright (C) 2018, 2019, 2020 Endless Mobile, Inc.
 //
diff --git a/js/misc/permissionStore.js b/js/misc/permissionStore.js
index 07b5c8bdd..ac62090f3 100644
--- a/js/misc/permissionStore.js
+++ b/js/misc/permissionStore.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 
 import {loadInterfaceXML} from './fileUtils.js';
diff --git a/js/misc/smartcardManager.js b/js/misc/smartcardManager.js
index 32573cd38..f5a438c89 100644
--- a/js/misc/smartcardManager.js
+++ b/js/misc/smartcardManager.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 import * as Signals from './signals.js';
 
diff --git a/js/misc/util.js b/js/misc/util.js
index ca59d36be..0dbb97b2e 100644
--- a/js/misc/util.js
+++ b/js/misc/util.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
 import Pango from 'gi://Pango';
diff --git a/js/misc/weather.js b/js/misc/weather.js
index 11fcdffbd..0be0ea14d 100644
--- a/js/misc/weather.js
+++ b/js/misc/weather.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Geoclue from 'gi://Geoclue';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
diff --git a/js/ui/altTab.js b/js/ui/altTab.js
index 004ca81a5..0dc1e2fbc 100644
--- a/js/ui/altTab.js
+++ b/js/ui/altTab.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Atk from 'gi://Atk';
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
diff --git a/js/ui/animation.js b/js/ui/animation.js
index b9cb9802c..feffc19ce 100644
--- a/js/ui/animation.js
+++ b/js/ui/animation.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GLib from 'gi://GLib';
 import GObject from 'gi://GObject';
diff --git a/js/ui/appDisplay.js b/js/ui/appDisplay.js
index 0ca36bb5d..cef515aae 100644
--- a/js/ui/appDisplay.js
+++ b/js/ui/appDisplay.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Cogl from 'gi://Cogl';
 import GLib from 'gi://GLib';
diff --git a/js/ui/appFavorites.js b/js/ui/appFavorites.js
index 02ec93f15..e3a76dce9 100644
--- a/js/ui/appFavorites.js
+++ b/js/ui/appFavorites.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import * as MessageTray from './messageTray.js';
 import Shell from 'gi://Shell';
 import * as ParentalControlsManager from '../misc/parentalControlsManager.js';
diff --git a/js/ui/appMenu.js b/js/ui/appMenu.js
index 1569aa6ce..f23ae6006 100644
--- a/js/ui/appMenu.js
+++ b/js/ui/appMenu.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
diff --git a/js/ui/background.js b/js/ui/background.js
index 8344e082b..b0bf4a2f1 100644
--- a/js/ui/background.js
+++ b/js/ui/background.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 // READ THIS FIRST
 // Background handling is a maze of objects, both objects in this file, and
 // also objects inside Mutter. They all have a role.
diff --git a/js/ui/backgroundMenu.js b/js/ui/backgroundMenu.js
index 33b340275..4b812b250 100644
--- a/js/ui/backgroundMenu.js
+++ b/js/ui/backgroundMenu.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import St from 'gi://St';
 
diff --git a/js/ui/barLevel.js b/js/ui/barLevel.js
index ab1495299..bb5f3b98b 100644
--- a/js/ui/barLevel.js
+++ b/js/ui/barLevel.js
@@ -1,5 +1,3 @@
-/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */
-
 import Atk from 'gi://Atk';
 import Clutter from 'gi://Clutter';
 import GObject from 'gi://GObject';
diff --git a/js/ui/boxpointer.js b/js/ui/boxpointer.js
index de148fdd0..4adee3ecc 100644
--- a/js/ui/boxpointer.js
+++ b/js/ui/boxpointer.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GObject from 'gi://GObject';
 import Meta from 'gi://Meta';
diff --git a/js/ui/calendar.js b/js/ui/calendar.js
index 43079ed6d..c1226e5fc 100644
--- a/js/ui/calendar.js
+++ b/js/ui/calendar.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
diff --git a/js/ui/closeDialog.js b/js/ui/closeDialog.js
index 0e0dd2a74..50474d745 100644
--- a/js/ui/closeDialog.js
+++ b/js/ui/closeDialog.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GLib from 'gi://GLib';
 import GObject from 'gi://GObject';
diff --git a/js/ui/components/automountManager.js b/js/ui/components/automountManager.js
index 4eee7c9d7..d7278a7f2 100644
--- a/js/ui/components/automountManager.js
+++ b/js/ui/components/automountManager.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
 import * as Params from '../../misc/params.js';
diff --git a/js/ui/components/autorunManager.js b/js/ui/components/autorunManager.js
index 0df783aed..b7ca0c183 100644
--- a/js/ui/components/autorunManager.js
+++ b/js/ui/components/autorunManager.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 
 import * as GnomeSession from '../../misc/gnomeSession.js';
diff --git a/js/ui/components/keyring.js b/js/ui/components/keyring.js
index cfa9b5ec9..ef262f0d7 100644
--- a/js/ui/components/keyring.js
+++ b/js/ui/components/keyring.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gcr from 'gi://Gcr';
 import Gio from 'gi://Gio';
diff --git a/js/ui/components/networkAgent.js b/js/ui/components/networkAgent.js
index 30695901a..d9a1aeb96 100644
--- a/js/ui/components/networkAgent.js
+++ b/js/ui/components/networkAgent.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GioUnix from 'gi://GioUnix';
diff --git a/js/ui/components/polkitAgent.js b/js/ui/components/polkitAgent.js
index 34cd34c0c..10ac3563f 100644
--- a/js/ui/components/polkitAgent.js
+++ b/js/ui/components/polkitAgent.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import AccountsService from 'gi://AccountsService';
 import Clutter from 'gi://Clutter';
 import GLib from 'gi://GLib';
diff --git a/js/ui/ctrlAltTab.js b/js/ui/ctrlAltTab.js
index 68d491638..a8e1ce635 100644
--- a/js/ui/ctrlAltTab.js
+++ b/js/ui/ctrlAltTab.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GObject from 'gi://GObject';
 import Meta from 'gi://Meta';
diff --git a/js/ui/dash.js b/js/ui/dash.js
index dac2a99a7..086bc8275 100644
--- a/js/ui/dash.js
+++ b/js/ui/dash.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GLib from 'gi://GLib';
 import GObject from 'gi://GObject';
diff --git a/js/ui/dateMenu.js b/js/ui/dateMenu.js
index c066ddb8a..76cd55adc 100644
--- a/js/ui/dateMenu.js
+++ b/js/ui/dateMenu.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
diff --git a/js/ui/dialog.js b/js/ui/dialog.js
index 11a27a020..b99caa8ef 100644
--- a/js/ui/dialog.js
+++ b/js/ui/dialog.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GLib from 'gi://GLib';
 import GObject from 'gi://GObject';
diff --git a/js/ui/dnd.js b/js/ui/dnd.js
index ea904ff42..77710f5aa 100644
--- a/js/ui/dnd.js
+++ b/js/ui/dnd.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GLib from 'gi://GLib';
 import Meta from 'gi://Meta';
diff --git a/js/ui/edgeDragAction.js b/js/ui/edgeDragAction.js
index f1da8aaa6..99a3711de 100644
--- a/js/ui/edgeDragAction.js
+++ b/js/ui/edgeDragAction.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GObject from 'gi://GObject';
 import Mtk from 'gi://Mtk';
diff --git a/js/ui/endSessionDialog.js b/js/ui/endSessionDialog.js
index 8d4198cfb..4560dd880 100644
--- a/js/ui/endSessionDialog.js
+++ b/js/ui/endSessionDialog.js
@@ -1,4 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 /*
  * Copyright 2010-2016 Red Hat, Inc
  *
diff --git a/js/ui/extensionDownloader.js b/js/ui/extensionDownloader.js
index 0366c5dfa..53fd92846 100644
--- a/js/ui/extensionDownloader.js
+++ b/js/ui/extensionDownloader.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
diff --git a/js/ui/extensionSystem.js b/js/ui/extensionSystem.js
index 11fc3a51a..bc804377e 100644
--- a/js/ui/extensionSystem.js
+++ b/js/ui/extensionSystem.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import GLib from 'gi://GLib';
 import Gio from 'gi://Gio';
 import GObject from 'gi://GObject';
diff --git a/js/ui/focusCaretTracker.js b/js/ui/focusCaretTracker.js
index 312a5900a..61e8bb99e 100644
--- a/js/ui/focusCaretTracker.js
+++ b/js/ui/focusCaretTracker.js
@@ -1,4 +1,3 @@
-/** -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */
 /*
  * Copyright 2012 Inclusive Design Research Centre, OCAD University.
  *
diff --git a/js/ui/grabHelper.js b/js/ui/grabHelper.js
index ed439a571..2edd7e596 100644
--- a/js/ui/grabHelper.js
+++ b/js/ui/grabHelper.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import St from 'gi://St';
 
diff --git a/js/ui/ibusCandidatePopup.js b/js/ui/ibusCandidatePopup.js
index 4fb62ece6..f0f4f1a36 100644
--- a/js/ui/ibusCandidatePopup.js
+++ b/js/ui/ibusCandidatePopup.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GObject from 'gi://GObject';
 import IBus from 'gi://IBus';
diff --git a/js/ui/iconGrid.js b/js/ui/iconGrid.js
index 75cc6f7b0..2164b5c81 100644
--- a/js/ui/iconGrid.js
+++ b/js/ui/iconGrid.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GLib from 'gi://GLib';
 import GObject from 'gi://GObject';
diff --git a/js/ui/keyboard.js b/js/ui/keyboard.js
index 70101e93d..182b88e8e 100644
--- a/js/ui/keyboard.js
+++ b/js/ui/keyboard.js
@@ -1,4 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
diff --git a/js/ui/layout.js b/js/ui/layout.js
index 5b09817ba..f2bd4f821 100644
--- a/js/ui/layout.js
+++ b/js/ui/layout.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
diff --git a/js/ui/lightbox.js b/js/ui/lightbox.js
index 199f562f8..5651e8b59 100644
--- a/js/ui/lightbox.js
+++ b/js/ui/lightbox.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GObject from 'gi://GObject';
 import Shell from 'gi://Shell';
diff --git a/js/ui/locatePointer.js b/js/ui/locatePointer.js
index 7e59c5662..46449b3d4 100644
--- a/js/ui/locatePointer.js
+++ b/js/ui/locatePointer.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 import * as Ripples from './ripples.js';
 import * as Main from './main.js';
diff --git a/js/ui/lookingGlass.js b/js/ui/lookingGlass.js
index 90b0f4a40..436300159 100644
--- a/js/ui/lookingGlass.js
+++ b/js/ui/lookingGlass.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Cogl from 'gi://Cogl';
 import Gio from 'gi://Gio';
diff --git a/js/ui/magnifier.js b/js/ui/magnifier.js
index efc0fa039..bcfdda1d9 100644
--- a/js/ui/magnifier.js
+++ b/js/ui/magnifier.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Atspi from 'gi://Atspi';
 import Clutter from 'gi://Clutter';
 import Cogl from 'gi://Cogl';
diff --git a/js/ui/main.js b/js/ui/main.js
index ad0ea962f..a854fa04c 100644
--- a/js/ui/main.js
+++ b/js/ui/main.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
diff --git a/js/ui/messageTray.js b/js/ui/messageTray.js
index fc07ab4ec..6210d4580 100644
--- a/js/ui/messageTray.js
+++ b/js/ui/messageTray.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
diff --git a/js/ui/modalDialog.js b/js/ui/modalDialog.js
index dbb3fe988..1902057e7 100644
--- a/js/ui/modalDialog.js
+++ b/js/ui/modalDialog.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Atk from 'gi://Atk';
 import Clutter from 'gi://Clutter';
 import GObject from 'gi://GObject';
diff --git a/js/ui/notificationDaemon.js b/js/ui/notificationDaemon.js
index 16c602f57..07ef7be61 100644
--- a/js/ui/notificationDaemon.js
+++ b/js/ui/notificationDaemon.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import GdkPixbuf from 'gi://GdkPixbuf';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
diff --git a/js/ui/osdMonitorLabeler.js b/js/ui/osdMonitorLabeler.js
index 81633c6f8..8d914246d 100644
--- a/js/ui/osdMonitorLabeler.js
+++ b/js/ui/osdMonitorLabeler.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GObject from 'gi://GObject';
diff --git a/js/ui/osdWindow.js b/js/ui/osdWindow.js
index 70ced0efe..85943d6f8 100644
--- a/js/ui/osdWindow.js
+++ b/js/ui/osdWindow.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GLib from 'gi://GLib';
 import GObject from 'gi://GObject';
diff --git a/js/ui/overview.js b/js/ui/overview.js
index f32102189..9420b6954 100644
--- a/js/ui/overview.js
+++ b/js/ui/overview.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
diff --git a/js/ui/overviewControls.js b/js/ui/overviewControls.js
index 3082ea61d..1bb5ffdb7 100644
--- a/js/ui/overviewControls.js
+++ b/js/ui/overviewControls.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import GLib from 'gi://GLib';
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
diff --git a/js/ui/padOsd.js b/js/ui/padOsd.js
index 648f577b7..aaf76c866 100644
--- a/js/ui/padOsd.js
+++ b/js/ui/padOsd.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Atk from 'gi://Atk';
 import Clutter from 'gi://Clutter';
 import GDesktopEnums from 'gi://GDesktopEnums';
diff --git a/js/ui/pageIndicators.js b/js/ui/pageIndicators.js
index af3ee14ca..081001910 100644
--- a/js/ui/pageIndicators.js
+++ b/js/ui/pageIndicators.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Graphene from 'gi://Graphene';
 import GObject from 'gi://GObject';
diff --git a/js/ui/panel.js b/js/ui/panel.js
index 62c8ebb31..2a69f2683 100644
--- a/js/ui/panel.js
+++ b/js/ui/panel.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Atk from 'gi://Atk';
 import Clutter from 'gi://Clutter';
 import GLib from 'gi://GLib';
diff --git a/js/ui/panelMenu.js b/js/ui/panelMenu.js
index ef5144a50..5241580e9 100644
--- a/js/ui/panelMenu.js
+++ b/js/ui/panelMenu.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Atk from 'gi://Atk';
 import Clutter from 'gi://Clutter';
 import GObject from 'gi://GObject';
diff --git a/js/ui/pointerWatcher.js b/js/ui/pointerWatcher.js
index db0c0d259..63da49863 100644
--- a/js/ui/pointerWatcher.js
+++ b/js/ui/pointerWatcher.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import GLib from 'gi://GLib';
 
 // We stop polling if the user is idle for more than this amount of time
diff --git a/js/ui/popupMenu.js b/js/ui/popupMenu.js
index b6ad54508..cf0406ca7 100644
--- a/js/ui/popupMenu.js
+++ b/js/ui/popupMenu.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Atk from 'gi://Atk';
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
diff --git a/js/ui/remoteSearch.js b/js/ui/remoteSearch.js
index 6bd282bd7..3a6a9f2a1 100644
--- a/js/ui/remoteSearch.js
+++ b/js/ui/remoteSearch.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import GdkPixbuf from 'gi://GdkPixbuf';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
diff --git a/js/ui/ripples.js b/js/ui/ripples.js
index 6cc5888eb..6785e5c21 100644
--- a/js/ui/ripples.js
+++ b/js/ui/ripples.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import St from 'gi://St';
 
diff --git a/js/ui/runDialog.js b/js/ui/runDialog.js
index 29a015b16..970dedd67 100644
--- a/js/ui/runDialog.js
+++ b/js/ui/runDialog.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
diff --git a/js/ui/screenShield.js b/js/ui/screenShield.js
index d2236fb90..ab9d1b2b9 100644
--- a/js/ui/screenShield.js
+++ b/js/ui/screenShield.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import AccountsService from 'gi://AccountsService';
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
diff --git a/js/ui/screenshot.js b/js/ui/screenshot.js
index fca65d754..2071f613b 100644
--- a/js/ui/screenshot.js
+++ b/js/ui/screenshot.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Cogl from 'gi://Cogl';
 import Gio from 'gi://Gio';
diff --git a/js/ui/scripting.js b/js/ui/scripting.js
index c38f07d17..c6fa55947 100644
--- a/js/ui/scripting.js
+++ b/js/ui/scripting.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
 import Meta from 'gi://Meta';
diff --git a/js/ui/search.js b/js/ui/search.js
index 197d75329..3b9cbe5a7 100644
--- a/js/ui/search.js
+++ b/js/ui/search.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
diff --git a/js/ui/searchController.js b/js/ui/searchController.js
index be5d6cfa4..53f6e65eb 100644
--- a/js/ui/searchController.js
+++ b/js/ui/searchController.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GObject from 'gi://GObject';
 import St from 'gi://St';
diff --git a/js/ui/sessionMode.js b/js/ui/sessionMode.js
index 895b507e1..e284b909a 100644
--- a/js/ui/sessionMode.js
+++ b/js/ui/sessionMode.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import GLib from 'gi://GLib';
 import * as Signals from '../misc/signals.js';
 
diff --git a/js/ui/shellDBus.js b/js/ui/shellDBus.js
index 3b99224ce..ba49771e9 100644
--- a/js/ui/shellDBus.js
+++ b/js/ui/shellDBus.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
 import Meta from 'gi://Meta';
diff --git a/js/ui/shellEntry.js b/js/ui/shellEntry.js
index 508bf4eda..6cb875b90 100644
--- a/js/ui/shellEntry.js
+++ b/js/ui/shellEntry.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GObject from 'gi://GObject';
 import Pango from 'gi://Pango';
diff --git a/js/ui/shellMountOperation.js b/js/ui/shellMountOperation.js
index 27f12fbf9..091481dcf 100644
--- a/js/ui/shellMountOperation.js
+++ b/js/ui/shellMountOperation.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
diff --git a/js/ui/slider.js b/js/ui/slider.js
index c9458f1c4..fc4a2579b 100644
--- a/js/ui/slider.js
+++ b/js/ui/slider.js
@@ -1,5 +1,3 @@
-/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */
-
 import Atk from 'gi://Atk';
 import Clutter from 'gi://Clutter';
 import GObject from 'gi://GObject';
diff --git a/js/ui/status/accessibility.js b/js/ui/status/accessibility.js
index 92d26a7fe..b36c64868 100644
--- a/js/ui/status/accessibility.js
+++ b/js/ui/status/accessibility.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
 import GObject from 'gi://GObject';
diff --git a/js/ui/status/backlight.js b/js/ui/status/backlight.js
index 686ed3361..6d7402dcc 100644
--- a/js/ui/status/backlight.js
+++ b/js/ui/status/backlight.js
@@ -1,4 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 /* exported Indicator */
 
 import Clutter from 'gi://Clutter';
diff --git a/js/ui/status/bluetooth.js b/js/ui/status/bluetooth.js
index 888592dc9..bd0ff7594 100644
--- a/js/ui/status/bluetooth.js
+++ b/js/ui/status/bluetooth.js
@@ -1,4 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 import 'gi://GnomeBluetooth?version=3.0';
 
 import Gio from 'gi://Gio';
diff --git a/js/ui/status/brightness.js b/js/ui/status/brightness.js
index ac6883da3..ed6639460 100644
--- a/js/ui/status/brightness.js
+++ b/js/ui/status/brightness.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 import GObject from 'gi://GObject';
 
diff --git a/js/ui/status/keyboard.js b/js/ui/status/keyboard.js
index 872602a7f..e8dc1bafe 100644
--- a/js/ui/status/keyboard.js
+++ b/js/ui/status/keyboard.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
diff --git a/js/ui/status/location.js b/js/ui/status/location.js
index 1e0c26f6a..9f37cbcc2 100644
--- a/js/ui/status/location.js
+++ b/js/ui/status/location.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
diff --git a/js/ui/status/network.js b/js/ui/status/network.js
index 6f206ac8e..33150afd5 100644
--- a/js/ui/status/network.js
+++ b/js/ui/status/network.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Atk from 'gi://Atk';
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
diff --git a/js/ui/status/nightLight.js b/js/ui/status/nightLight.js
index 06e55aab4..e4db24c45 100644
--- a/js/ui/status/nightLight.js
+++ b/js/ui/status/nightLight.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
 import GObject from 'gi://GObject';
diff --git a/js/ui/status/powerProfiles.js b/js/ui/status/powerProfiles.js
index a4f9b4d0e..6a9ea04e9 100644
--- a/js/ui/status/powerProfiles.js
+++ b/js/ui/status/powerProfiles.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 import GObject from 'gi://GObject';
 
diff --git a/js/ui/status/remoteAccess.js b/js/ui/status/remoteAccess.js
index 7f07475cb..742afd230 100644
--- a/js/ui/status/remoteAccess.js
+++ b/js/ui/status/remoteAccess.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Atk from 'gi://Atk';
 import Clutter from 'gi://Clutter';
 import GLib from 'gi://GLib';
diff --git a/js/ui/status/rfkill.js b/js/ui/status/rfkill.js
index d417de691..e566db2e9 100644
--- a/js/ui/status/rfkill.js
+++ b/js/ui/status/rfkill.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
 import GObject from 'gi://GObject';
diff --git a/js/ui/status/system.js b/js/ui/status/system.js
index ff9fa5624..0226f54c9 100644
--- a/js/ui/status/system.js
+++ b/js/ui/status/system.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Atk from 'gi://Atk';
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
diff --git a/js/ui/status/thunderbolt.js b/js/ui/status/thunderbolt.js
index 0a7dffb65..ffe4a0805 100644
--- a/js/ui/status/thunderbolt.js
+++ b/js/ui/status/thunderbolt.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 // the following is a modified version of bolt/contrib/js/client.js
 
 import Gio from 'gi://Gio';
diff --git a/js/ui/status/volume.js b/js/ui/status/volume.js
index c9abb4fca..0ba871bb3 100644
--- a/js/ui/status/volume.js
+++ b/js/ui/status/volume.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
diff --git a/js/ui/swipeTracker.js b/js/ui/swipeTracker.js
index a78fb2898..45c72e8c3 100644
--- a/js/ui/swipeTracker.js
+++ b/js/ui/swipeTracker.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GObject from 'gi://GObject';
diff --git a/js/ui/switchMonitor.js b/js/ui/switchMonitor.js
index 36a41111b..f2f3ae148 100644
--- a/js/ui/switchMonitor.js
+++ b/js/ui/switchMonitor.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GObject from 'gi://GObject';
 import Meta from 'gi://Meta';
diff --git a/js/ui/switcherPopup.js b/js/ui/switcherPopup.js
index e9bf08065..e63a60202 100644
--- a/js/ui/switcherPopup.js
+++ b/js/ui/switcherPopup.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GLib from 'gi://GLib';
 import GObject from 'gi://GObject';
diff --git a/js/ui/unlockDialog.js b/js/ui/unlockDialog.js
index f741b20a6..e0437ae5c 100644
--- a/js/ui/unlockDialog.js
+++ b/js/ui/unlockDialog.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import AccountsService from 'gi://AccountsService';
 import Atk from 'gi://Atk';
 import Clutter from 'gi://Clutter';
diff --git a/js/ui/userWidget.js b/js/ui/userWidget.js
index b29dfa68e..e8a4ee35f 100644
--- a/js/ui/userWidget.js
+++ b/js/ui/userWidget.js
@@ -1,4 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 //
 // A widget showing the user avatar and name
 
diff --git a/js/ui/welcomeDialog.js b/js/ui/welcomeDialog.js
index 7d0308bfd..8dbfba83a 100644
--- a/js/ui/welcomeDialog.js
+++ b/js/ui/welcomeDialog.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GLib from 'gi://GLib';
 import GObject from 'gi://GObject';
diff --git a/js/ui/windowAttentionHandler.js b/js/ui/windowAttentionHandler.js
index e346b1cad..60c3e467b 100644
--- a/js/ui/windowAttentionHandler.js
+++ b/js/ui/windowAttentionHandler.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import GObject from 'gi://GObject';
 import Shell from 'gi://Shell';
 
diff --git a/js/ui/windowManager.js b/js/ui/windowManager.js
index e9d2be390..6e498dd5f 100644
--- a/js/ui/windowManager.js
+++ b/js/ui/windowManager.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Cogl from 'gi://Cogl';
 import Gio from 'gi://Gio';
diff --git a/js/ui/windowMenu.js b/js/ui/windowMenu.js
index c69c183d7..af8656282 100644
--- a/js/ui/windowMenu.js
+++ b/js/ui/windowMenu.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*
-
 import Clutter from 'gi://Clutter';
 import Meta from 'gi://Meta';
 import St from 'gi://St';
diff --git a/js/ui/windowPreview.js b/js/ui/windowPreview.js
index b98079b28..9accb462c 100644
--- a/js/ui/windowPreview.js
+++ b/js/ui/windowPreview.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Atk from 'gi://Atk';
 import Clutter from 'gi://Clutter';
 import GLib from 'gi://GLib';
diff --git a/js/ui/workspace.js b/js/ui/workspace.js
index 09fe3abdb..4355a104a 100644
--- a/js/ui/workspace.js
+++ b/js/ui/workspace.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GLib from 'gi://GLib';
 import GObject from 'gi://GObject';
diff --git a/js/ui/workspaceAnimation.js b/js/ui/workspaceAnimation.js
index b278113e2..d854018a6 100644
--- a/js/ui/workspaceAnimation.js
+++ b/js/ui/workspaceAnimation.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GObject from 'gi://GObject';
 import Meta from 'gi://Meta';
diff --git a/js/ui/workspaceSwitcherPopup.js b/js/ui/workspaceSwitcherPopup.js
index cae189eb5..bf383d33a 100644
--- a/js/ui/workspaceSwitcherPopup.js
+++ b/js/ui/workspaceSwitcherPopup.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import GLib from 'gi://GLib';
 import GObject from 'gi://GObject';
diff --git a/js/ui/workspaceThumbnail.js b/js/ui/workspaceThumbnail.js
index 143d1cd75..829a5cae0 100644
--- a/js/ui/workspaceThumbnail.js
+++ b/js/ui/workspaceThumbnail.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
diff --git a/js/ui/workspacesView.js b/js/ui/workspacesView.js
index 0e962aa4a..a4d9c979c 100644
--- a/js/ui/workspacesView.js
+++ b/js/ui/workspacesView.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import Gio from 'gi://Gio';
 import GObject from 'gi://GObject';
diff --git a/js/ui/xdndHandler.js b/js/ui/xdndHandler.js
index 6c2fba79b..40896e580 100644
--- a/js/ui/xdndHandler.js
+++ b/js/ui/xdndHandler.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import Clutter from 'gi://Clutter';
 import * as Signals from '../misc/signals.js';
 
diff --git a/tests/shell/basic.js b/tests/shell/basic.js
index 712091f4d..34ee6a63e 100644
--- a/tests/shell/basic.js
+++ b/tests/shell/basic.js
@@ -1,4 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 /* eslint camelcase: ["error", { properties: "never", allow: ["^script_"] }] */
 
 import St from 'gi://St';
diff --git a/tests/shell/closeWithActiveWindows.js b/tests/shell/closeWithActiveWindows.js
index a0d7e8f04..ab2999241 100644
--- a/tests/shell/closeWithActiveWindows.js
+++ b/tests/shell/closeWithActiveWindows.js
@@ -1,4 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 /* eslint camelcase: ["error", { properties: "never", allow: ["^script_", "^malloc", "^glx", "^clutter"] }] */
 
 import Clutter from 'gi://Clutter';
diff --git a/tests/shell/core.js b/tests/shell/core.js
index ed7c6cc4f..807bff820 100644
--- a/tests/shell/core.js
+++ b/tests/shell/core.js
@@ -1,4 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 /* eslint camelcase: ["error", { properties: "never", allow: ["^script_", "^malloc", "^glx", "^clutter"] }] */
 
 import * as System from 'system';
diff --git a/tests/shell/headlessStart.js b/tests/shell/headlessStart.js
index 00db301c1..e04f51837 100644
--- a/tests/shell/headlessStart.js
+++ b/tests/shell/headlessStart.js
@@ -1,4 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 /* eslint camelcase: ["error", { properties: "never", allow: ["^script_"] }] */
 
 import GLib from 'gi://GLib';
diff --git a/tests/unit/highlighter.js b/tests/unit/highlighter.js
index 814c0093e..a3d84c875 100644
--- a/tests/unit/highlighter.js
+++ b/tests/unit/highlighter.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 // Test cases for SearchResult description match highlighter
 
 import Pango from 'gi://Pango';
diff --git a/tests/unit/insertSorted.js b/tests/unit/insertSorted.js
index 2bd598d94..13db93fac 100644
--- a/tests/unit/insertSorted.js
+++ b/tests/unit/insertSorted.js
@@ -1,5 +1,3 @@
-/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */
-
 // Test cases for Util.insertSorted
 
 // Needed so that Util can bring some UI stuff
diff --git a/tests/unit/jsParse.js b/tests/unit/jsParse.js
index 6191c02cc..3f07f0620 100644
--- a/tests/unit/jsParse.js
+++ b/tests/unit/jsParse.js
@@ -1,5 +1,3 @@
-/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */
-
 import 'resource:///org/gnome/shell/ui/environment.js';
 
 import * as JsParse from 'resource:///org/gnome/shell/misc/jsParse.js';
diff --git a/tests/unit/signalTracker.js b/tests/unit/signalTracker.js
index 6b2f70b03..c9c6f83a6 100644
--- a/tests/unit/signalTracker.js
+++ b/tests/unit/signalTracker.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 import 'resource:///org/gnome/shell/ui/environment.js';
 import GObject from 'gi://GObject';
 
diff --git a/tests/unit/url.js b/tests/unit/url.js
index 6b3d93c82..28ef0fa28 100644
--- a/tests/unit/url.js
+++ b/tests/unit/url.js
@@ -1,5 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
-
 // Test cases for MessageTray URLification
 
 import 'resource:///org/gnome/shell/ui/environment.js';
diff --git a/tests/unit/versionCompare.js b/tests/unit/versionCompare.js
index 806815689..35030e1ff 100644
--- a/tests/unit/versionCompare.js
+++ b/tests/unit/versionCompare.js
@@ -1,4 +1,3 @@
-// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
 // Test cases for version comparison
 
 import 'resource:///org/gnome/shell/ui/environment.js';