diff --git a/bsp/microchip/samd51-adafruit-metro-m4/applications/main.c b/bsp/microchip/samd51-adafruit-metro-m4/applications/main.c
index 9d2012243c..75e952fa2f 100644
--- a/bsp/microchip/samd51-adafruit-metro-m4/applications/main.c
+++ b/bsp/microchip/samd51-adafruit-metro-m4/applications/main.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2021, RT-Thread Development Team
+ * Copyright (c) 2006-2023, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/bsp/microchip/samd51-adafruit-metro-m4/board/board.c b/bsp/microchip/samd51-adafruit-metro-m4/board/board.c
index fd76f0542f..3fcd644001 100644
--- a/bsp/microchip/samd51-adafruit-metro-m4/board/board.c
+++ b/bsp/microchip/samd51-adafruit-metro-m4/board/board.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c)
+ * Copyright (c) 2006-2023, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/bsp/microchip/samd51-adafruit-metro-m4/board/board.h b/bsp/microchip/samd51-adafruit-metro-m4/board/board.h
index a81ca418dc..94b785bfe8 100644
--- a/bsp/microchip/samd51-adafruit-metro-m4/board/board.h
+++ b/bsp/microchip/samd51-adafruit-metro-m4/board/board.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c)
+ * Copyright (c) 2006-2023, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/bsp/microchip/samd51-seeed-wio-terminal/applications/main.c b/bsp/microchip/samd51-seeed-wio-terminal/applications/main.c
index 9d2012243c..75e952fa2f 100644
--- a/bsp/microchip/samd51-seeed-wio-terminal/applications/main.c
+++ b/bsp/microchip/samd51-seeed-wio-terminal/applications/main.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2021, RT-Thread Development Team
+ * Copyright (c) 2006-2023, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/bsp/microchip/samd51-seeed-wio-terminal/board/board.c b/bsp/microchip/samd51-seeed-wio-terminal/board/board.c
index 46c2cc1724..55b9b8240d 100644
--- a/bsp/microchip/samd51-seeed-wio-terminal/board/board.c
+++ b/bsp/microchip/samd51-seeed-wio-terminal/board/board.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c)
+ * Copyright (c) 2006-2023, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/bsp/microchip/samd51-seeed-wio-terminal/board/board.h b/bsp/microchip/samd51-seeed-wio-terminal/board/board.h
index 999a86085b..79684af20d 100644
--- a/bsp/microchip/samd51-seeed-wio-terminal/board/board.h
+++ b/bsp/microchip/samd51-seeed-wio-terminal/board/board.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c)
+ * Copyright (c) 2006-2023, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *