diff --git a/src/server/api/stream/index.ts b/src/server/api/stream/index.ts
index a5ff56f51d..2781d14bd9 100644
--- a/src/server/api/stream/index.ts
+++ b/src/server/api/stream/index.ts
@@ -18,7 +18,7 @@ export default class Connection {
 	public user?: User;
 	public following: User['id'][] = [];
 	public muting: User['id'][] = [];
-	public token: AccessToken | null | undefined;
+	public token?: AccessToken;
 	private wsConnection: websocket.connection;
 	public subscriber: EventEmitter;
 	private channels: Channel[] = [];