On May 17, 2017, Jeremy Zag confirmed, during the Miraculous live event, that a fifth season of the series is planned.
Zag posted on Instagram on January 22, 2018, that the crew was working on Season 4 and Season 5. He wrote that it will include "new powers, new outfits, new kwamis, [and] new heroes!" Also, he revealed in a Comic Panel that there will be an animated musical movie after Season 5. The plot will be a mix between the origin of the universe, as well as the ending to Season 5.
On September 6, 2019 Gloob confirmed that they will co-produce seasons 4 & 5.
On September 7, 2019 Jeremy Zag confirmed that seasons 4 & 5 are on its way! The two seasons are greenlighted and in productions.