Accused Bondi terror attack gunman Naveed Akram has been moved from a Sydney prison hospital to Goulburn Supermax, 9News understands.

The 24-year-old has been charged with 59 offences including 15 counts of murder and committing a terrorist act.

The alleged December 14 attack at at Chanukah by the Sea claimed the lives of 15 people and injured more than 40 others.

READ MORE: Bondi terror suspects allegedly used rural farm to practice shooting

Naveed Akram has been charged with 59 offences. (Supplied)

READ MORE: What we know about the Bondi Beach shooting

Akram was seriously injured during a shootout with police, while his father Sajid was shot dead.

The 24-year-old spent nine days in hospital before he was transferred to a Sydney jail.

It is understood he spent his time at the jail in isolation in the hospital unit.

A NSW government said community safety remains a “top priority”.

“Corrective Services NSW takes its responsibility to appropriately manage serious offenders incredibly seriously,” the spokesperson said.

“The High Risk Management Correctional Centre is the most secure prison in the state, and is equipped to accommodate inmates who pose the highest levels of risk.

“We are not able to comment on the specific circumstances of individual inmates.”