diff --git a/src/lib/types/interfaces.ts b/src/lib/types/interfaces.ts
index 1648f52..fcc3a4f 100644
--- a/src/lib/types/interfaces.ts
+++ b/src/lib/types/interfaces.ts
@@ -34,7 +34,8 @@ export interface ButtonI {
 
 export interface JoinResponseI {
 	status: string;
-	roomIds: string[];
+	roomIds?: string[];
+	message?: string;
 }
 
 export type GatewayResultI = string[] | null;