PREMIER Annastacia Palaszczuk has broken her promise to tell Queenslanders how the Child Safety Department failed Mason Jet Lee, deciding to keep the answers secret for at least another year.

The decision came as the state's Director of Public Prosecutions admitted he didn't trust a jury enough to give three accused a fair trial if explosive details were released.

Mason Jet Lee
Mason Jet Lee

Attorney-General Yvette D'Ath yesterday took the unprecedented step of inviting Director of Public Prosecutions Michael Byrne to Cabinet as it considered two eagerly awaited reports into the Government's mishandling of the toddler's case.

The Premier allowed Mr Byrne's preference to keep the department's handling of the entire case secret, overruling her own promise to publicly detail their failure to protect the 21-month-old, who died in June at his Caboolture home from heinous internal injuries.

Mason Jet Lee.
Mason Jet Lee. Contributed

Citing fears the trials of three people charged over his death could be prejudiced, Mr Byrne said the public could not even see a heavily redacted version of the Child Death Case Review Panel's report.

Read more at The Courier-Mail.