One day after dictator Kim Jong Un observed a missile test that the regime touted as a hypersonic breakthrough, President Joe Biden’s administration accused a Russian company of furnishing North Korea with ballistic missile technology.

“These designations convey our serious and ongoing concern about the DPRK’s continued proliferation activities and those who support it,” Secretary of State Antony Blinken said Wednesday. “The United States will use every appropriate tool to address the DPRK’s WMD and ballistic missile programs, which constitute a serious threat to international peace and security and undermine the global nonproliferation regime.”