The US said Wednesday that its government vessels would sail for free through the Panama Canal, but authorities at the waterway swiftly issued a denial.

The Panama Canal Authority late Wednesday said it has made no change to its tolls or other fees, denying the Trump administration claim that it has agreed to no longer charge U.S. government vessels for using it.

Secretary of State Marco Rubio is visiting Latin America on his first foreign trip in his new post. One of his stops is Panama, where President Trump has threatened to invade and take over control of the critical trade route of the Panama Canal in response to its growing ties to China.