diff --git a/apps/web/e2e/notification-settings.spec.ts b/apps/web/e2e/notification-settings.spec.ts
index 4d7893f..27e1571 100644
--- a/apps/web/e2e/notification-settings.spec.ts
+++ b/apps/web/e2e/notification-settings.spec.ts
@@ -15,18 +15,19 @@ const ENDPOINT = "https://push.example.test/e2e-device";
 async function stubPushApi(page: Page, endpoint: string) {
   await page.addInitScript((pushEndpoint) => {
     const permissionKey = "e2e:notification-permission";
+    const notification = Object.defineProperties(function Notification() {}, {
+      permission: { get: () => sessionStorage.getItem(permissionKey) ?? "default" },
+      requestPermission: {
+        value: async () => {
+          sessionStorage.setItem(permissionKey, "granted");
+          return "granted";
+        },
+      },
+    });
     Object.defineProperty(window, "Notification", {
       configurable: true,
       writable: true,
-      value: class {
-        static get permission() {
-          return sessionStorage.getItem(permissionKey) ?? "default";
-        }
-        static async requestPermission() {
-          sessionStorage.setItem(permissionKey, "granted");
-          return "granted";
-        }
-      },
+      value: notification,
     });
     const storageKey = "e2e:push-subscription";
     const current = () => {