diff --git a/targets/TARGET_NUVOTON/TARGET_M2351/analogout_api.c b/targets/TARGET_NUVOTON/TARGET_M2351/analogout_api.c
index f8ee5527db..d54d0f628b 100644
--- a/targets/TARGET_NUVOTON/TARGET_M2351/analogout_api.c
+++ b/targets/TARGET_NUVOTON/TARGET_M2351/analogout_api.c
@@ -1,5 +1,6 @@
-/* mbed Microcontroller Library
- * Copyright (c) 2015-2016 Nuvoton
+/*
+ * Copyright (c) 2018, Nuvoton Technology Corporation
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/targets/TARGET_NUVOTON/TARGET_M451/analogout_api.c b/targets/TARGET_NUVOTON/TARGET_M451/analogout_api.c
index 07af71e3bc..f89467079d 100644
--- a/targets/TARGET_NUVOTON/TARGET_M451/analogout_api.c
+++ b/targets/TARGET_NUVOTON/TARGET_M451/analogout_api.c
@@ -1,5 +1,6 @@
-/* mbed Microcontroller Library
- * Copyright (c) 2015-2016 Nuvoton
+/*
+ * Copyright (c) 2018, Nuvoton Technology Corporation
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/targets/TARGET_NUVOTON/TARGET_M480/analogout_api.c b/targets/TARGET_NUVOTON/TARGET_M480/analogout_api.c
index 948ea8b3ec..1e57e94121 100644
--- a/targets/TARGET_NUVOTON/TARGET_M480/analogout_api.c
+++ b/targets/TARGET_NUVOTON/TARGET_M480/analogout_api.c
@@ -1,5 +1,6 @@
-/* mbed Microcontroller Library
- * Copyright (c) 2015-2016 Nuvoton
+/*
+ * Copyright (c) 2018, Nuvoton Technology Corporation
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/targets/TARGET_NUVOTON/TARGET_NANO100/analogout_api.c b/targets/TARGET_NUVOTON/TARGET_NANO100/analogout_api.c
index 5d3a95c12d..a1e332888b 100644
--- a/targets/TARGET_NUVOTON/TARGET_NANO100/analogout_api.c
+++ b/targets/TARGET_NUVOTON/TARGET_NANO100/analogout_api.c
@@ -1,5 +1,6 @@
-/* mbed Microcontroller Library
- * Copyright (c) 2015-2016 Nuvoton
+/*
+ * Copyright (c) 2018, Nuvoton Technology Corporation
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.