Muhyyee-Ud-din Abdul-Rahman will spend to 20 to 40 months in prison.
The district attorney's office voiced their concern on Thursday that his sentencing is too short.
RELATED: Man convicted for building explosives, plotting to attack multiple locations in Philadelphia region
Abdul-Rahman was convicted in September for building and possessing explosives.
He was also found guilty of plotting to attack multiple targets, including the Philadelphia Pride Parade, a Black university, the Army-Navy Football game, the Valley Forge Military Academy, nuclear power plants in New Jersey and Pennsylvania, as well as additional targets.
Abdul-Rahman was 17-years old when he was arrested in August 2023.