Glasner, though, offered no guarantees that the pair would stay at Palace beyond the end of the transfer window on September 1.

Summer signings Mohammed Kudus and Joao Palhinha both starred for Tottenham as they fell agonisingly short of lifting their second trophy in the space of four months, but Frank added post-match that he needs reinforcements in the closing weeks of the window.

After last weekend's Community Shield clash between the Premier League champions and FA Cup winners at Wembley, Palace chairman Steve Parish said the speculation surrounding Guhei's future needed "a new contract or a conclusion of some kind".