diff --git a/COPYRIGHT b/COPYRIGHT
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+© 2021. Triad National Security, LLC. All rights reserved.
+This program was produced under U.S. Government contract 89233218CNA000001 for Los Alamos
+National Laboratory (LANL), which is operated by Triad National Security, LLC for the U.S.
+Department of Energy/National Nuclear Security Administration. All rights in the program are
+reserved by Triad National Security, LLC, and the U.S. Department of Energy/National Nuclear
+Security Administration. The Government is granted for itself and others acting on its behalf a
+nonexclusive, paid-up, irrevocable worldwide license in this material to reproduce, prepare
+derivative works, distribute copies to the public, perform publicly and display publicly, and to permit
+others to do so.