North Korean state media on Tuesday said there has been “a sign of change” in DPRK-U.S. relations, though warned that the change is “just the beginning” and could be reversed.

In a commentary, the Korean Central News Agency (KCNA) urged incumbent and former U.S. officials, North Korea experts, the Japanese government, and South Korean political parties not to disrupt the atmosphere of dialogue.

“The commentary noted… the dramatic atmosphere for reconciliation has been created in relations between the north and the south of Korea and there has been a sign of change also in the DPRK-U.S. relations,” KCNA said in an