diff --git a/prefs.js b/prefs.js
index 8a44859..fe37e4f 100644
--- a/prefs.js
+++ b/prefs.js
@@ -18,9 +18,10 @@ import Gio from 'gi://Gio';
 import Gtk from 'gi://Gtk';
 import GLib from 'gi://GLib';
 import Gdk from 'gi://Gdk';
+import Adw from 'gi://Adw';
 
-import {isADW, isGTK4, getUIDir, getStringResource, shellVersionIsAtLeast} from './utils.js';
-import {ProfileManager} from './ProfileManager.js';
+import {isADW, isGTK4, getUIDir, getStringResource, shellVersionIsAtLeast} from './src/utils.js';
+import {ProfileManager} from './src/ProfileManager.js';
 
 import Apparition from './src/effects/Apparition.js';
 import BrokenGlass from './src/effects/BrokenGlass.js';
@@ -44,14 +45,6 @@ import TVEffect from './src/effects/TVEffect.js';
 import TVGlitch from './src/effects/TVGlitch.js';
 import Wisps from './src/effects/Wisps.js';
 
-// libadwaita is available starting with GNOME Shell 42.
-let Adw = null;
-try {
-  Adw = await import('gi://Adw');
-} catch (e) {
-  // Nothing to do.
-}
-
 const _ = imports.gettext.domain('burn-my-windows').gettext;
 
 const ExtensionUtils = imports.misc.extensionUtils;
diff --git a/src/effects/Fire.js b/src/effects/Fire.js
index b521428..b819774 100644
--- a/src/effects/Fire.js
+++ b/src/effects/Fire.js
@@ -19,6 +19,7 @@ import Gio from 'gi://Gio';
 const _ = imports.gettext.domain('burn-my-windows').gettext;
 
 import {ShaderFactory} from '../ShaderFactory.js';
+import {isGTK4} from '../utils.js';
 
 //////////////////////////////////////////////////////////////////////////////////////////
 // This effect is a homage to the good old Compiz days. However, it is implemented      //
@@ -224,7 +225,7 @@ export default class Effect {
 
       dialog.getBuilder().get_object('fire-preset-button').set_menu_model(menu);
 
-      const root = utils.isGTK4() ? widget.get_root() : widget.get_toplevel();
+      const root = isGTK4() ? widget.get_root() : widget.get_toplevel();
       root.insert_action_group(groupName, group);
     });
   }
diff --git a/src/utils.js b/src/utils.js
index a8b761d..6999fa9 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -17,14 +17,7 @@
 import Gio from 'gi://Gio';
 import Gtk from 'gi://Gtk';
 import GLib from 'gi://GLib';
-
-// libadwaita is available starting with GNOME Shell 42.
-let Adw = null;
-try {
-  Adw = await import('gi://Adw');
-} catch (e) {
-  // Nothing to do.
-}
+import Adw from 'gi://Adw';
 
 // Returns the given argument, except for "alpha", "beta", and "rc". In these cases -3,
 // -2, and -1 are returned respectively.