U.S. National Security Advisor John Bolton on Friday said Washington would roll back sanctions if North Korea agreed to a “significant” step towards denuclearization.

During an interview with the Washington Times, Bolton appeared to walk back on Washington’s previous DPRK sanctions policy, which would see sanctions remain until North Korea had fully denuclearized.

But Bolton did not specify in the interview if he meant international sanctions or the U.S.’s own, unilateral restrictions.

“What we need from North Korea is a significant sign of a strategic decision to give up nuclear weapons and it is when we get that denuclearization that