diff --git a/AUTHORS b/AUTHORS
new file mode 100644
index 0000000..7c577d2
--- /dev/null
+++ b/AUTHORS
@@ -0,0 +1,8 @@
+# This is the list of Hafnium authors for copyright purposes.
+#
+# This does not necessarily list everyone who has contributed code, since in
+# some cases, their employer may be the copyright holder.  To see the full list
+# of contributors, see the revision history in source control.
+#
+# Please keep the list sorted alphabetically.
+Google LLC
diff --git a/Makefile b/Makefile
index c82355f..ee15067 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-# Copyright 2018 Google LLC
+# Copyright 2018 The Hafnium Authors.
 #
 # This program is free software; you can redistribute it and/or
 # modify it under the terms of the GNU General Public License
diff --git a/hf_call.S b/hf_call.S
index 0bab221..6b7165c 100644
--- a/hf_call.S
+++ b/hf_call.S
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 /*
- * Copyright 2018 Google LLC
+ * Copyright 2018 The Hafnium Authors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
diff --git a/main.c b/main.c
index 0c2dcba..37b79ee 100644
--- a/main.c
+++ b/main.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0-only
 /*
- * Copyright 2018 Google LLC
+ * Copyright 2018 The Hafnium Authors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License