U.S. officials have agreed to an “exceptionally dangerous” settlement of a lawsuit involving the release of 3-D gun printing software, according to a top Democratic lawmaker.

“[I]t will promote global availability of such technical information and the consequent unrestricted manufacture of firearms,” Rep. Eliot Engel, D-N.Y., the top Democrat on the Foreign Affairs panel, wrote in a Friday letter to Secretary of State Mike Pompeo.