Hong Kong — Hong Kong pro-democracy media tycoon Jimmy Lai has been ordered back to prison after the city’s highest court ruled a judge may have erred in granting him bail, BBC reported.

The Apple Daily founder is accused of conspiring with foreign forces to endanger national security.

The 73-year old had spent the last week under house arrest after securing bail, but prosecutors appealed.

He is a fierce critic of China and the highest profile person charged under Hong Kong’s controversial security law

( Agencies ) .