Akbar Al Baker, Qatar Airways’ famously outspoken CEO, will resign from the airline, according to multiple reports surfacing Monday morning.

Al Baker plans to leave in early November, Bloomberg reported, citing a memo sent to airline staff.

The reason for the resignation or its timing was not clear, and a representative for Qatar Airways did not immediately return a request for comment.

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Al Baker, who has been at the airline’s helm for nearly three decades, helped oversee its growth as a major global carrier, connecting regions across the world via its hub in Doha, Qatar (Al Baker is also the CEO of Doha’s Hamad International Airport).

Editor’s note: This is a breaking story and will be updated.