diff --git a/src/Umbraco.Web.UI.Client/src/shared/router/router-slot.element.ts b/src/Umbraco.Web.UI.Client/src/shared/router/router-slot.element.ts
index 2471fa733e..1ffb77e243 100644
--- a/src/Umbraco.Web.UI.Client/src/shared/router/router-slot.element.ts
+++ b/src/Umbraco.Web.UI.Client/src/shared/router/router-slot.element.ts
@@ -1,3 +1,5 @@
+// eslint-disable-next-line local-rules/no-external-imports
+import 'router-slot';
 import { css, html, PropertyValueMap } from 'lit';
 import { customElement, property } from 'lit/decorators.js';
 import { UmbLitElement } from '../lit-element';