The United Nations 1718 Committee recently added four North Korea-linked vessels to its list of designated ships, according to a newly added notice on the UN body’s website.

The updated blacklist comes following two new UN resolutions which further tightened existing maritime sanctions against North Korea.

“(Resolution 2371) decides that the Committee may designate vessels for which it has information indicating they are, or have been, related to activities prohibited by resolutions 1718 (2006), 1874 (2009), 2087 (2013), 2094 (2013), 2270 (2016), 2321 (2016), 2356 (2017) or this resolution,” paragraph 6 reads.

A later resolution passed in September strengthened the