diff --git a/src/util/arch/arm/bitutils.h b/src/util/arch/arm/bitutils.h
index 0960db33..c73e623c 100644
--- a/src/util/arch/arm/bitutils.h
+++ b/src/util/arch/arm/bitutils.h
@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2015-2017, Intel Corporation
+ * Copyright (c) 2021, Arm Limited
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
diff --git a/src/util/state_compress.c b/src/util/state_compress.c
index fc837392..e3f50949 100644
--- a/src/util/state_compress.c
+++ b/src/util/state_compress.c
@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2015-2017, Intel Corporation
+ * Copyright (c) 2021, Arm Limited
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met: