The leaders of North Korea and the U.S. on Tuesday in Singapore signed a joint declaration reaffirming Pyongyang’s commitment to the denuclearization of the Korean peninsula, and committing Washington to security guarantees in return.

The agreement came in a broad statement signed following several hours of talks between DPRK leader Kim Jong Un and U.S. President Donald Trump.

“President Trump committed to provide security guarantees to the DPRK, and Chairman Kim Jong Un reaffirmed his firm and unwavering commitment to complete denuclearization of the Korean Peninsula,” it reads.

No further details are given about the exact nature of these security