Chelsea are eyeing Wolves boss Nuno Espirito Santo or club legend Frank Lampard as a potential replacement for Maurizio Sarri.
The Sun report claim Chelsea chiefs were hoping to land Zinedine Zidane before the Frenchman was re-appointed by Real Madrid
However, club owner Roman Abramovich is nor keen on sacking Sarri before the end of the campaign, but there is growing fear the Italian tactician is not the right man for Chelsea.
At the last count, Chelsea supporters protested against Sarri's reign during FA Cup defeat by Manchester United in February, and are preparing to boycott April Premier League games.
The report further revealed that Sarri will not be fired before the end of the campaign except Chelsea crash out of the Europa League or lose out in the quest for a top-four finish.
However, Zidane's decision to return to Real Madrid, along Juventus boss Max Allegri's snub, has left Chelsea searching from an alternative.
The 45-year-old Nuno has been growing support within Chelsea board after guiding Wolves to seventh spot in alongside a FA Cup semi-final spot in first season back in English topflight.
And 40-year-old club icon Lampard would be Chelsea supporters' preferred choice if considered as atto's replacement.