diff --git a/BSpline/BSpline.cpp b/BSpline/BSpline.cpp
index 35effc9..0357afc 100644
--- a/BSpline/BSpline.cpp
+++ b/BSpline/BSpline.cpp
@@ -1,6 +1,6 @@
 // -*- mode: c++; c-basic-offset: 4; -*-
 /************************************************************************
- * Copyright 2009 University Corporation for Atmospheric Research.
+ * Copyright 2022 University Corporation for Atmospheric Research.
  * All rights reserved.
  *
  * Use of this code is subject to the standard BSD license:
diff --git a/BSpline/BSpline.h b/BSpline/BSpline.h
index 3d18849..12f0e4e 100644
--- a/BSpline/BSpline.h
+++ b/BSpline/BSpline.h
@@ -1,6 +1,6 @@
 /* -*- mode: c++; c-basic-offset: 4; -*- */
 /************************************************************************
- * Copyright 2009 University Corporation for Atmospheric Research.
+ * Copyright 2022 University Corporation for Atmospheric Research.
  * All rights reserved.
  *
  * Use of this code is subject to the standard BSD license:
diff --git a/BSpline/BSplineBase.cpp b/BSpline/BSplineBase.cpp
index 7e8895f..5c8f808 100644
--- a/BSpline/BSplineBase.cpp
+++ b/BSpline/BSplineBase.cpp
@@ -1,5 +1,5 @@
 /************************************************************************
- * Copyright 2009 University Corporation for Atmospheric Research.
+ * Copyright 2022 University Corporation for Atmospheric Research.
  * All rights reserved.
  *
  * Use of this code is subject to the standard BSD license:
diff --git a/BSpline/BSplineBase.h b/BSpline/BSplineBase.h
index 4ebd60b..2feab3a 100644
--- a/BSpline/BSplineBase.h
+++ b/BSpline/BSplineBase.h
@@ -1,5 +1,5 @@
 /************************************************************************
- * Copyright 2009 University Corporation for Atmospheric Research.
+ * Copyright 2022 University Corporation for Atmospheric Research.
  * All rights reserved.
  *
  * Use of this code is subject to the standard BSD license:
diff --git a/BSpline/BSplineLib.cpp b/BSpline/BSplineLib.cpp
index fa190ec..f00c881 100644
--- a/BSpline/BSplineLib.cpp
+++ b/BSpline/BSplineLib.cpp
@@ -1,5 +1,5 @@
 /************************************************************************
- * Copyright 2009 University Corporation for Atmospheric Research.
+ * Copyright 2022 University Corporation for Atmospheric Research.
  * All rights reserved.
  *
  * Use of this code is subject to the standard BSD license:
diff --git a/BSpline/BandedMatrix.h b/BSpline/BandedMatrix.h
index 9663a64..86ad214 100644
--- a/BSpline/BandedMatrix.h
+++ b/BSpline/BandedMatrix.h
@@ -1,6 +1,6 @@
 /* -*- mode: c++; c-basic-offset: 4; -*- */
 /************************************************************************
- * Copyright 2009 University Corporation for Atmospheric Research.
+ * Copyright 2022 University Corporation for Atmospheric Research.
  * All rights reserved.
  *
  * Use of this code is subject to the standard BSD license:
diff --git a/COPYRIGHT b/COPYRIGHT
index 50c77bb..6c16f22 100644
--- a/COPYRIGHT
+++ b/COPYRIGHT
@@ -1,4 +1,4 @@
-Copyright (c) 1998-2009,2015
+Copyright (c) 1998-2009,2015,2021-2022
 University Corporation for Atmospheric Research, UCAR
 All rights reserved.
 
diff --git a/LICENSE.txt b/LICENSE.txt
index 83c2434..2959531 100644
--- a/LICENSE.txt
+++ b/LICENSE.txt
@@ -1,5 +1,5 @@
 bspline
-Copyright © 2015 University Corporation for Atmospheric Research (UCAR). 
+Copyright © 2022 University Corporation for Atmospheric Research (UCAR). 
 All rights reserved. Developed by NCAR's Earth Observing Laboratory (www.eol.ucar.edu).
 
 
diff --git a/Tests/C++/bspline.cpp b/Tests/C++/bspline.cpp
index 80ed0c5..9e83c43 100644
--- a/Tests/C++/bspline.cpp
+++ b/Tests/C++/bspline.cpp
@@ -1,5 +1,5 @@
 /************************************************************************
- * Copyright 2009 University Corporation for Atmospheric Research.
+ * Copyright 2022 University Corporation for Atmospheric Research.
  * All rights reserved.
  *
  * Use of this code is subject to the standard BSD license: