His manager Guardiola says the German will be fit after missing their wins over Tottenham and Everton recently.
"He is much, much better, better," said Pep to reporters after Wednesday's win over the Toffees.
"It is not a big issue, but to avoid risk today, we have given him a few more days to recover,
"But for Arsenal and Borussia Monchengladbach he should be ready.
"Of course Gundo is exceptional. We spoke about that. If you want to win titles and finals we need the whole squad."
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