North Korea has declared a no-sail zone along its east coast in advance of a possible missile test, South Korea’s Yonhap News Agency claimed on Sunday.

The no-sail zone is focused in the East Sea near Wonsan and will be in place between November 11 and December 7, an anonymous government source told Yonhap.

“It is a vast area of the sea, so we are closely watching whether the North will launch a Scud or a new type of ballistic missile,” the source said.

Another anonymous source speculated to Yonhap that the test could involve “a new type of missile