Several major North Korean propaganda websites targeting South Korean audiences went offline on Thursday, in what may be a move to revamp or take down the sites after leader Kim Jong Un called for a “decisive” change in inter-Korean policy.

The websites of Uriminzokkiri, DPRK Today, Arirang Meari, Tongil Voice and Ryomyong were all down on Thursday morning and remained inaccessible as of 2:20 p.m. KST.

The externally focused sites, which mainly seek to spread North Korean propaganda in South Korea, appear to have been taken down intentionally, according to cybersecurity researcher Junade Ali. 

He told NK