The pair are out of contract at the end of this month but have decided to extend their deals for a further month to complete the domestic campaign.
But both wide men will not stay on for the resumption of the Champions League in August.
The Blues are all-but out of Europe, currently 3-0 down from the first leg of their last-16 clash with Bayern Munich.
Pedro, 32, has already agreed a two-year deal to move to Italian club Roma on a free transfer this summer.
The Spanish World Cup winner had been worried about getting injured in the resumption of the Premier League which might scupper the move.