diff --git a/AdminWebsite/AdminWebsite/ClientApp/src/app/booking/participant/list/participant-list.component.ts b/AdminWebsite/AdminWebsite/ClientApp/src/app/booking/participant/list/participant-list.component.ts
index 77e758637..ccab19f16 100644
--- a/AdminWebsite/AdminWebsite/ClientApp/src/app/booking/participant/list/participant-list.component.ts
+++ b/AdminWebsite/AdminWebsite/ClientApp/src/app/booking/participant/list/participant-list.component.ts
@@ -27,8 +27,8 @@ export class ParticipantListComponent implements OnInit, OnChanges, DoCheck {
     constructor(private logger: Logger, private videoHearingsService: VideoHearingsService) {}
 
     ngDoCheck(): void {
-        const participantsLocal = [...this.hearing?.participants || []].sort(this.sortByDisplayName());
-        const sortedParticipantslocal = [...this.sortedParticipants || []].sort(this.sortByDisplayName());
+        const participantsLocal = [...(this.hearing?.participants || [])].sort(this.sortByDisplayName());
+        const sortedParticipantslocal = [...(this.sortedParticipants || [])].sort(this.sortByDisplayName());
         const hasParticipantListChanged = JSON.stringify(participantsLocal) !== JSON.stringify(sortedParticipantslocal);
         if (hasParticipantListChanged) {
             this.sortParticipants();
diff --git a/AdminWebsite/AdminWebsite/ClientApp/src/app/services/video-hearings.service.spec.ts b/AdminWebsite/AdminWebsite/ClientApp/src/app/services/video-hearings.service.spec.ts
index b177b84ac..96545ae1f 100644
--- a/AdminWebsite/AdminWebsite/ClientApp/src/app/services/video-hearings.service.spec.ts
+++ b/AdminWebsite/AdminWebsite/ClientApp/src/app/services/video-hearings.service.spec.ts
@@ -622,7 +622,6 @@ describe('Video hearing service', () => {
     describe('addJudiciaryJudge', () => {
         it('should add a new judge when none exists', () => {
             // Arrange
-            const service = new VideoHearingsService(clientApiSpy);
             const judicialMember = new JudicialMemberDto('Test', 'User', 'Test User', 'test@test.com', '1234567890', '1234');
             spyOn(service['modelHearing'].judiciaryParticipants, 'findIndex').and.returnValue(-1);
 
@@ -636,7 +635,6 @@ describe('Video hearing service', () => {
 
         it('should replace an existing judge', () => {
             // Arrange
-            const service = new VideoHearingsService(clientApiSpy);
             const newJudge = new JudicialMemberDto('Test', 'User', 'Test User', 'test@test.com', '1234567890', '1234');
             const existingJudge = new JudicialMemberDto('Test', 'User', 'Test User', 'test@test.com', '1234567890', '5678');
             service['modelHearing'].judiciaryParticipants.push(existingJudge);