4 files changed, 6 insertions, 6 deletions
diff --git a/components/libc/compilers/common/sys/time.h b/components/libc/compilers/common/sys/time.h
index 79cfbbfaf2..92552c294b 100644
--- a/components/libc/compilers/common/sys/time.h
+++ b/components/libc/compilers/common/sys/time.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/components/libc/compilers/common/termios.h b/components/libc/compilers/common/termios.h
index 414d0c0cb3..2960d52c58 100644
--- a/components/libc/compilers/common/termios.h
+++ b/components/libc/compilers/common/termios.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/components/libc/compilers/common/time.c b/components/libc/compilers/common/time.c
index 50a800b259..6c184fbf43 100644
--- a/components/libc/compilers/common/time.c
+++ b/components/libc/compilers/common/time.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
@@ -246,9 +246,9 @@ int gettimeofday(struct timeval *tp, void *ignore)
 #if defined (__IAR_SYSTEMS_ICC__) &&  (__VER__) >= 6020000
 #pragma module_name = "?time"
 #if _DLIB_TIME_USES_64
-time_t __time64(time_t *t) 
+time_t __time64(time_t *t)
 #else
-time_t __time32(time_t *t) 
+time_t __time32(time_t *t)
 #endif
 #else
 time_t time(time_t *t)
diff --git a/components/libc/compilers/common/unistd.c b/components/libc/compilers/common/unistd.c
index df970b2b59..cdc065d05a 100644
--- a/components/libc/compilers/common/unistd.c
+++ b/components/libc/compilers/common/unistd.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *