diff --git a/src/Umbraco.Web.UI.Client/src/libs/class-api/controller-base.class.ts b/src/Umbraco.Web.UI.Client/src/libs/class-api/controller-base.class.ts
index 5c2b78b2b7..a37142d8a1 100644
--- a/src/Umbraco.Web.UI.Client/src/libs/class-api/controller-base.class.ts
+++ b/src/Umbraco.Web.UI.Client/src/libs/class-api/controller-base.class.ts
@@ -6,4 +6,4 @@ import { UmbClassMixin } from './index.js';
  * This enables controllers to be added to the life cycle of this element.
  *
  */
-export abstract class UmbBaseController extends UmbClassMixin(class {}) implements UmbController {}
+export abstract class UmbBaseController extends UmbClassMixin(EventTarget) implements UmbController {}