diff --git a/LICENSE b/LICENSE
index f85f519..f56ce76 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,6 @@
-Copyright (c) Tom Hawkins 2011 - 2015
+Copyright for portions of sv2v are held by Tom Hawkins, 2011-2015, as part of
+tomahawkins/verilog. All other copyright for sv2v are held by Zachary Snow,
+2018.
 
 All rights reserved.