diff --git a/cplint/COPYRIGHT_SLG b/cplint/COPYRIGHT_SLG
new file mode 100644
index 000000000..44fe6bfec
--- /dev/null
+++ b/cplint/COPYRIGHT_SLG
@@ -0,0 +1,18 @@
+
+Copyright (C) 1993 Southern Methodist University,
+              1993 SUNY at Stony Brook
+
+Everyone is granted permission to use, copy, and distribute this
+software free of charge provided that the notices in all files that
+refer to file COPYRIGHT are kept intact and that file COPYRIGHT is
+kept in all copies. Modification of this software is permitted
+provided that all modified files carry prominent notices stating who
+changed such files and the date of any change.
+
+This software is provided "as is" with absolutely NO warranties,
+including the implied warranties of merchantability and fitness for a
+particular purpose. In no event shall Southern Methodist University,
+SUNY at Stony Brook, the authors, and/or any other party who may
+modify and redistribute this software be liable to you for any damages
+whatsoever arising out of or in connection with the use or performance
+of this software.