diff --git a/js/ui/extensionSystem.js b/js/ui/extensionSystem.js
index 20abfcf43..ca96a99f4 100644
--- a/js/ui/extensionSystem.js
+++ b/js/ui/extensionSystem.js
@@ -65,7 +65,8 @@ var ExtensionManager = class extends Signals.EventEmitter {
 
     get updatesSupported() {
         const appSys = Shell.AppSystem.get_default();
-        return appSys.lookup_app('org.gnome.Extensions.desktop') !== null;
+        return (appSys.lookup_app('org.gnome.Extensions.desktop') !== null) ||
+               (appSys.lookup_app('com.mattjakeman.ExtensionManager.desktop') !== null);
     }
 
     lookup(uuid) {
@@ -663,6 +664,8 @@ class ExtensionUpdateSource extends MessageTray.Source {
     _init() {
         let appSys = Shell.AppSystem.get_default();
         this._app = appSys.lookup_app('org.gnome.Extensions.desktop');
+        if (!this._app)
+            this._app = appSys.lookup_app('com.mattjakeman.ExtensionManager.desktop');
 
         super._init(this._app.get_name());
     }