(CNN) Days before Kim Jong Un is set to meet US President Donald Trump in Singapore, the North Korean leader is revealing plans to meet yet another leader -- Syrian President Bashar al-Assad.

Assad will visit Kim in North Korea, the latter country's state news agency KCNA said Sunday. The report did not specify a date for the meeting, and Syrian state media has so far not reported on the planned visit.

If the meeting takes place in Pyongyang, it would be the first time a world leader has visited Kim in the capital.

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Trump has said he will meet with Kim on June 12 , and on Friday with a former North Korean spy chief -- the highest-level North Korean official to visit the US in 18 years.

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