diff --git a/src/state/CallViewModel/CallNotificationLifecycle.test.ts b/src/state/CallViewModel/CallNotificationLifecycle.test.ts
index e5463e93..c82253a1 100644
--- a/src/state/CallViewModel/CallNotificationLifecycle.test.ts
+++ b/src/state/CallViewModel/CallNotificationLifecycle.test.ts
@@ -5,7 +5,6 @@ SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
 Please see LICENSE in the repository root for full details.
 */
 
-import { type IRTCNotificationContent } from "matrix-js-sdk/lib/matrixrtc";
 import { describe, it } from "vitest";
 import {
   EventType,
@@ -22,6 +21,7 @@ import {
   localRtcMember,
 } from "../../utils/test-fixtures";
 import {
+  type CallNotificationWrapper,
   createCallNotificationLifecycle$,
   type Props as CallNotificationLifecycleProps,
 } from "./CallNotificationLifecycle";
@@ -31,13 +31,13 @@ function mockRingEvent(
   eventId: string,
   lifetimeMs: number | undefined,
   sender = local.userId,
-): { event_id: string } & IRTCNotificationContent {
+): CallNotificationWrapper {
   return {
     event_id: eventId,
     ...(lifetimeMs === undefined ? {} : { lifetime: lifetimeMs }),
     notification_type: "ring",
     sender,
-  } as unknown as { event_id: string } & IRTCNotificationContent;
+  } as unknown as CallNotificationWrapper;
 }
 
 describe("waitForCallPickup$", () => {
@@ -50,7 +50,7 @@ describe("waitForCallPickup$", () => {
           behavior("a", { a: [] }).pipe(trackEpoch()),
         ),
         sentCallNotification$: hot("10ms a", {
-          a: [mockRingEvent("$notif1", 30)],
+          a: mockRingEvent("$notif1", 30),
         }),
         receivedDecline$: hot(""),
         options: {
@@ -82,7 +82,7 @@ describe("waitForCallPickup$", () => {
           }).pipe(trackEpoch()),
         ),
         sentCallNotification$: hot("5ms a", {
-          a: [mockRingEvent("$notif2", 100)],
+          a: mockRingEvent("$notif2", 100),
         }),
         receivedDecline$: hot(""),
         options: {
@@ -111,7 +111,7 @@ describe("waitForCallPickup$", () => {
           }).pipe(trackEpoch()),
         ),
         sentCallNotification$: hot("20ms a", {
-          a: [mockRingEvent("$notif2", 50)],
+          a: mockRingEvent("$notif2", 50),
         }),
         receivedDecline$: hot(""),
         options: {
@@ -138,7 +138,7 @@ describe("waitForCallPickup$", () => {
           }).pipe(trackEpoch()),
         ),
         sentCallNotification$: hot("10ms a", {
-          a: [mockRingEvent("$notif2", undefined)],
+          a: mockRingEvent("$notif2", undefined),
         }),
         receivedDecline$: hot(""),
         options: {
@@ -167,7 +167,7 @@ describe("waitForCallPickup$", () => {
           }).pipe(trackEpoch()),
         ),
         sentCallNotification$: hot("10ms a", {
-          a: [mockRingEvent("$notif5", 30)],
+          a: mockRingEvent("$notif5", 30),
         }),
         receivedDecline$: hot(""),
         options: {
@@ -206,7 +206,7 @@ describe("waitForCallPickup$", () => {
           }).pipe(trackEpoch()),
         ),
         sentCallNotification$: hot("10ms a", {
-          a: [mockRingEvent("$decl1", 50)],
+          a: mockRingEvent("$decl1", 50),
         }),
         receivedDecline$: hot("40ms d", {
           d: [
@@ -250,7 +250,7 @@ describe("waitForCallPickup$", () => {
           }).pipe(trackEpoch()),
         ),
         sentCallNotification$: hot("10ms a", {
-          a: [mockRingEvent("$decl", 20)],
+          a: mockRingEvent("$decl", 20),
         }),
         receivedDecline$: hot("40ms d", {
           d: [
@@ -301,7 +301,7 @@ describe("waitForCallPickup$", () => {
           }).pipe(trackEpoch()),
         ),
         sentCallNotification$: hot("10ms a", {
-          a: [mockRingEvent("$right", 50)],
+          a: mockRingEvent("$right", 50),
         }),
         receivedDecline$: hot("20ms d", {
           d: [
diff --git a/src/state/CallViewModel/CallNotificationLifecycle.ts b/src/state/CallViewModel/CallNotificationLifecycle.ts
index b56e2f40..0b2bf27d 100644
--- a/src/state/CallViewModel/CallNotificationLifecycle.ts
+++ b/src/state/CallViewModel/CallNotificationLifecycle.ts
@@ -9,7 +9,6 @@ import {
   type CallMembership,
   type MatrixRTCSession,
   MatrixRTCSessionEvent,
-  type MatrixRTCSessionEventHandlerMap,
 } from "matrix-js-sdk/lib/matrixrtc";
 import {
   combineLatest,
@@ -34,6 +33,7 @@ import {
   EventType,
   type Room as MatrixRoom,
   RoomEvent,
+  type IRTCNotificationContent,
 } from "matrix-js-sdk";
 
 import { type Behavior } from "../Behavior";
@@ -46,9 +46,11 @@ export type CallPickupState =
   | "decline"
   | "success"
   | null;
-export type CallNotificationWrapper = Parameters<
-  MatrixRTCSessionEventHandlerMap[MatrixRTCSessionEvent.DidSendCallNotification]
->;
+
+export type CallNotificationWrapper = {
+  event_id: string;
+} & IRTCNotificationContent;
+
 export function createSentCallNotification$(
   scope: ObservableScope,
   matrixRTCSession: MatrixRTCSession,
@@ -140,12 +142,12 @@ export function createCallNotificationLifecycle$({
     scope.behavior(
       sentCallNotification$.pipe(
         filter(
-          (notificationEventArgs) =>
+          (notificationEventArgs: CallNotificationWrapper | null) =>
             // only care about new events (legacy do not have decline pattern)
-            notificationEventArgs?.[0].notification_type === "ring",
+            notificationEventArgs?.notification_type === "ring",
         ),
         map((e) => e as CallNotificationWrapper),
-        switchMap(([notificationEvent]) => {
+        switchMap((notificationEvent) => {
           const lifetimeMs = notificationEvent?.lifetime ?? 0;
           return concat(
             lifetimeMs === 0