diff --git a/LICENSE b/LICENSE
index 904a76ed0..bdc72a2e0 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,7 @@
 The MIT License (MIT)
 
 Copyright (c) 2019 Vincent Ambo
+Copyright (c) 2020-2021 The TVL Authors
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/nix/readTree/default.nix b/nix/readTree/default.nix
index ce4c7f032..1f0de59e1 100644
--- a/nix/readTree/default.nix
+++ b/nix/readTree/default.nix
@@ -1,3 +1,9 @@
+# Copyright (c) 2019 Vincent Ambo
+# Copyright (c) 2020-2021 The TVL Authors
+# SPDX-License-Identifier: MIT
+#
+# Provides a function to automatically read a a filesystem structure
+# into a Nix attribute set.
 { ... }:
 
 let