diff --git a/app/utils/room.ts b/app/utils/room.ts
index 3e4e0ef44..d39e40490 100644
--- a/app/utils/room.ts
+++ b/app/utils/room.ts
@@ -60,6 +60,6 @@ export const getBadgeColor = ({
 };
 
 export const makeThreadName = (messageRecord: { id?: string; msg?: string; attachments?: IAttachment[] }): string | undefined =>
-	messageRecord.msg || messageRecord.attachments![0].title;
+	messageRecord.msg || messageRecord?.attachments?.[0]?.title;
 
 export const isTeamRoom = ({ teamId, joined }: { teamId: string; joined: boolean }): boolean => !!teamId && joined;