diff --git a/LICENSE b/LICENSE
index ddf94da1..8dc9dc57 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright Interlisp.org contributors
+Copyright © 2024 Interlisp.org. Portions originally copyrighted by Xerox, Venue, John Sybalsky, and other contributers.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal