North Korean footballers arrive at the Gimpo International Airport, Nov. 3, 2018, to depart for China after they finished the Ari Sports Cup U-15 youth football tournament in Chuncheon, Gangwon Province. Yonhap

North Korea has postponed an international youth football competition, citing internal reasons, South Korean officials said Friday.

According to South-North Korea Inter-Korean Sports Association, North Korea has asked to push the Ari Sports Cup back by about three weeks. The under-15 tournament was initially scheduled for June 29 to July 9 in Pyongyang.