The Danish foreign minister expressed openness to working more closely with the U.S. to ensure its interests in the region are addressed after President-elect Donald Trump said he wants to buy the Danish territory of Greenland—but the foreign minister continued to cast doubt on Trump’s idea to acquire the island,

Donald Trump Jr. is heading to Greenland, visiting the Danish territory weeks after his father renewed suggestions that the U.S. could somehow take control of it.

Donald Trump Jr. arrived in Greenland on Jan. 7 after his father, President-elect Donald Trump, repeated his desire to acquire the territory. According to Greenlandic officials, the visit will only last a few hours and has no official capacity.