diff --git a/include/lib/libc/aarch64/endian_.h b/include/lib/libc/aarch64/endian_.h
index 7c79fd4..58273d7 100644
--- a/include/lib/libc/aarch64/endian_.h
+++ b/include/lib/libc/aarch64/endian_.h
@@ -32,7 +32,7 @@
  * $FreeBSD$
  */
 /*
- * Portions copyright (c) 2018, ARM Limited and Contributors.
+ * Portions copyright (c) 2018, Arm Limited and Contributors.
  * All rights reserved.
  */
 
diff --git a/include/lib/libc/aarch64/inttypes_.h b/include/lib/libc/aarch64/inttypes_.h
index f25882f..6109084 100644
--- a/include/lib/libc/aarch64/inttypes_.h
+++ b/include/lib/libc/aarch64/inttypes_.h
@@ -4,7 +4,7 @@
  * SPDX-License-Identifier: BSD-3-Clause
  */
 /*
- * Portions copyright (c) 2020, ARM Limited and Contributors.
+ * Portions copyright (c) 2020, Arm Limited and Contributors.
  * All rights reserved.
  */
 
diff --git a/include/lib/libc/aarch64/limits_.h b/include/lib/libc/aarch64/limits_.h
index 1bb0681..834439e 100644
--- a/include/lib/libc/aarch64/limits_.h
+++ b/include/lib/libc/aarch64/limits_.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018-2023, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2023, Arm Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
diff --git a/include/lib/libc/aarch64/setjmp_.h b/include/lib/libc/aarch64/setjmp_.h
index f880a17..a7d0b5c 100644
--- a/include/lib/libc/aarch64/setjmp_.h
+++ b/include/lib/libc/aarch64/setjmp_.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2019, Arm Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
diff --git a/include/lib/libc/aarch64/stddef_.h b/include/lib/libc/aarch64/stddef_.h
index 6ecc606..963048e 100644
--- a/include/lib/libc/aarch64/stddef_.h
+++ b/include/lib/libc/aarch64/stddef_.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2019, Arm Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
diff --git a/include/lib/libc/aarch64/stdint_.h b/include/lib/libc/aarch64/stdint_.h
index 56e9f1b..34a75ec 100644
--- a/include/lib/libc/aarch64/stdint_.h
+++ b/include/lib/libc/aarch64/stdint_.h
@@ -4,7 +4,7 @@
  * SPDX-License-Identifier: BSD-3-Clause
  */
 /*
- * Portions copyright (c) 2020, ARM Limited and Contributors.
+ * Portions copyright (c) 2020, Arm Limited and Contributors.
  * All rights reserved.
  */
 
diff --git a/include/lib/libc/aarch64/stdio_.h b/include/lib/libc/aarch64/stdio_.h
index afaeadc..331bcaa 100644
--- a/include/lib/libc/aarch64/stdio_.h
+++ b/include/lib/libc/aarch64/stdio_.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2019, Arm Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */