Pope Francis is still critically ill as he battles double pneumonia, but his condition has shown a ¡°slight improvement,¡± the Vatican said Monday.

The 88-year-old pontiff is spending his 11th night in Rome¡¯s Gemelli Hospital, making it the longest hospital stay of his nearly 12-year papacy.

¡°The clinical conditions of the Holy Father, in their critical nature, show a slight improvement,¡± the health update read.