diff --git a/Android/HAL/HalDriver/demo_hal_driver.h b/Android/HAL/HalDriver/demo_hal_driver.h
index e82dc00..50be2f0 100644
--- a/Android/HAL/HalDriver/demo_hal_driver.h
+++ b/Android/HAL/HalDriver/demo_hal_driver.h
@@ -8,8 +8,8 @@
  * @copyright   Copyright (c) 2020
  * 
  */
-#ifndef _ANDROID_DEMO_HAL_DRIVER_INTERFACE_H_
-#define _ANDROID_DEMO_HAL_DRIVER_INTERFACE_H_
+#ifndef ANDROID_DEMO_HAL_DRIVER_INTERFACE_H
+#define ANDROID_DEMO_HAL_DRIVER_INTERFACE_H
 
 #include <hardware/hardware.h>
 
@@ -30,4 +30,4 @@ struct miccom_device_t {
 
 __END_DECLS
 
-#endif // _ANDROID_DEMO_HAL_DRIVER_INTERFACE_H_
\ No newline at end of file
+#endif // ANDROID_DEMO_HAL_DRIVER_INTERFACE_H
\ No newline at end of file