"I think I've been quite consistent on the dollar. Previous secretaries have talked up the dollar. What I've said is that first of all we support free trade of the currency," Mnuchin said at the World Economic Forum in Davos, Switzerland.

However, he added that he was happy with the current level. "Where the dollar is not a concern of mine."

(Reporting by Alessandra Galloni and Soyoung Kim in DAVOS; Exditing by Mark Bendeich)