diff --git a/net/bluetooth/iso.c b/net/bluetooth/iso.c
index 651661833966..e51253e5c161 100644
--- a/net/bluetooth/iso.c
+++ b/net/bluetooth/iso.c
@@ -1796,7 +1796,7 @@ static bool check_bcast_qos(struct bt_iso_qos *qos)
 		return false;
 
 	if (!qos->bcast.timeout)
-		qos->bcast.sync_timeout = BT_ISO_SYNC_TIMEOUT;
+		qos->bcast.timeout = BT_ISO_SYNC_TIMEOUT;
 
 	if (qos->bcast.timeout < 0x000a || qos->bcast.timeout > 0x4000)
 		return false;