diff --git a/components/libc/termios/posix_termios.h b/components/libc/termios/posix_termios.h
index 4f556d79d97..6d4be129ffc 100644
--- a/components/libc/termios/posix_termios.h
+++ b/components/libc/termios/posix_termios.h
@@ -11,6 +11,7 @@
 #define TERMIOS_H__
 
 #include <rtthread.h>
+#include <termios.h>
 
 #ifdef __cplusplus
 extern "C" {