diff --git a/src/state/MediaViewModel.test.ts b/src/state/MediaViewModel.test.ts
index 5b5e59a7..0ff5b5e6 100644
--- a/src/state/MediaViewModel.test.ts
+++ b/src/state/MediaViewModel.test.ts
@@ -8,14 +8,17 @@ Please see LICENSE in the repository root for full details.
 import { expect, test, vi } from "vitest";
 
 import {
+  mockMembership,
   withLocalMedia,
   withRemoteMedia,
   withTestScheduler,
 } from "../utils/test";
 
+const rtcMembership = mockMembership("@alice:example.org", "AAAA");
+
 test("control a participant's volume", async () => {
   const setVolumeSpy = vi.fn();
-  await withRemoteMedia({}, { setVolume: setVolumeSpy }, (vm) =>
+  await withRemoteMedia(rtcMembership, {}, { setVolume: setVolumeSpy }, (vm) =>
     withTestScheduler(({ expectObservable, schedule }) => {
       schedule("-ab---c---d|", {
         a() {
@@ -60,7 +63,7 @@ test("control a participant's volume", async () => {
 });
 
 test("toggle fit/contain for a participant's video", async () => {
-  await withRemoteMedia({}, {}, (vm) =>
+  await withRemoteMedia(rtcMembership, {}, {}, (vm) =>
     withTestScheduler(({ expectObservable, schedule }) => {
       schedule("-ab|", {
         a: () => vm.toggleFitContain(),
@@ -76,17 +79,21 @@ test("toggle fit/contain for a participant's video", async () => {
 });
 
 test("local media remembers whether it should always be shown", async () => {
-  await withLocalMedia({}, (vm) =>
+  await withLocalMedia(rtcMembership, {}, (vm) =>
     withTestScheduler(({ expectObservable, schedule }) => {
       schedule("-a|", { a: () => vm.setAlwaysShow(false) });
       expectObservable(vm.alwaysShow).toBe("ab", { a: true, b: false });
     }),
   );
   // Next local media should start out *not* always shown
-  await withLocalMedia({}, (vm) =>
-    withTestScheduler(({ expectObservable, schedule }) => {
-      schedule("-a|", { a: () => vm.setAlwaysShow(true) });
-      expectObservable(vm.alwaysShow).toBe("ab", { a: false, b: true });
-    }),
+  await withLocalMedia(
+    rtcMembership,
+
+    {},
+    (vm) =>
+      withTestScheduler(({ expectObservable, schedule }) => {
+        schedule("-a|", { a: () => vm.setAlwaysShow(true) });
+        expectObservable(vm.alwaysShow).toBe("ab", { a: false, b: true });
+      }),
   );
 });
diff --git a/src/tile/GridTile.test.tsx b/src/tile/GridTile.test.tsx
index 81e50110..2f7a2a32 100644
--- a/src/tile/GridTile.test.tsx
+++ b/src/tile/GridTile.test.tsx
@@ -13,7 +13,7 @@ import { of } from "rxjs";
 import { MatrixRTCSession } from "matrix-js-sdk/src/matrixrtc/MatrixRTCSession";
 
 import { GridTile } from "./GridTile";
-import { withRemoteMedia } from "../utils/test";
+import { mockMembership, withRemoteMedia } from "../utils/test";
 import { GridTileViewModel } from "../state/TileViewModel";
 import { ReactionsProvider } from "../useReactions";
 
@@ -25,6 +25,7 @@ global.IntersectionObserver = class MockIntersectionObserver {
 
 test("GridTile is accessible", async () => {
   await withRemoteMedia(
+    mockMembership("@alice:example.org", "AAAA"),
     {
       rawDisplayName: "Alice",
       getMxcAvatarUrl: () => "mxc://adfsg",
diff --git a/src/tile/SpotlightTile.test.tsx b/src/tile/SpotlightTile.test.tsx
index cedeea62..1b29cb9f 100644
--- a/src/tile/SpotlightTile.test.tsx
+++ b/src/tile/SpotlightTile.test.tsx
@@ -12,7 +12,7 @@ import userEvent from "@testing-library/user-event";
 import { of } from "rxjs";
 
 import { SpotlightTile } from "./SpotlightTile";
-import { withLocalMedia, withRemoteMedia } from "../utils/test";
+import { mockMembership, withLocalMedia, withRemoteMedia } from "../utils/test";
 import { SpotlightTileViewModel } from "../state/TileViewModel";
 
 global.IntersectionObserver = class MockIntersectionObserver {
@@ -22,6 +22,7 @@ global.IntersectionObserver = class MockIntersectionObserver {
 
 test("SpotlightTile is accessible", async () => {
   await withRemoteMedia(
+    mockMembership("@alice:example.org", "AAAA"),
     {
       rawDisplayName: "Alice",
       getMxcAvatarUrl: () => "mxc://adfsg",
@@ -29,6 +30,7 @@ test("SpotlightTile is accessible", async () => {
     {},
     async (vm1) => {
       await withLocalMedia(
+        mockMembership("@bob:example.org", "BBBB"),
         {
           rawDisplayName: "Bob",
           getMxcAvatarUrl: () => "mxc://dlskf",
diff --git a/src/utils/test.ts b/src/utils/test.ts
index 2965f991..c6789a41 100644
--- a/src/utils/test.ts
+++ b/src/utils/test.ts
@@ -173,13 +173,14 @@ export function mockLocalParticipant(
 }
 
 export async function withLocalMedia(
-  member: Partial<RoomMember>,
+  localRtcMember: CallMembership,
+  roomMember: Partial<RoomMember>,
   continuation: (vm: LocalUserMediaViewModel) => void | Promise<void>,
 ): Promise<void> {
   const localParticipant = mockLocalParticipant({});
   const vm = new LocalUserMediaViewModel(
     "local",
-    mockRoomMember(member),
+    mockRoomMember(localRtcMember, roomMember),
     of(localParticipant),
     {
       kind: E2eeType.PER_PARTICIPANT,
@@ -207,14 +208,15 @@ export function mockRemoteParticipant(
 }
 
 export async function withRemoteMedia(
-  member: Partial<RoomMember>,
+  localRtcMember: CallMembership,
+  roomMember: Partial<RoomMember>,
   participant: Partial<RemoteParticipant>,
   continuation: (vm: RemoteUserMediaViewModel) => void | Promise<void>,
 ): Promise<void> {
   const remoteParticipant = mockRemoteParticipant(participant);
   const vm = new RemoteUserMediaViewModel(
     "remote",
-    mockRoomMember(member),
+    mockRoomMember(localRtcMember, roomMember),
     of(remoteParticipant),
     {
       kind: E2eeType.PER_PARTICIPANT,