diff --git a/MBL/source_ns/drivers/CMT2310/0_Project/Uart_PingPong/main.c b/MBL/source_ns/drivers/CMT2310/0_Project/Uart_PingPong/main.c
index b029b39..7a5f864 100755
--- a/MBL/source_ns/drivers/CMT2310/0_Project/Uart_PingPong/main.c
+++ b/MBL/source_ns/drivers/CMT2310/0_Project/Uart_PingPong/main.c
@@ -58,6 +58,8 @@ static BSP_BTN_EVENT_t BTN_Event;
  */
 int ebyte_main( void )
 {
+	/* Init Systick */
+	systick_config();
 	/* 板载硬件资源 初始化 */
 	Ebyte_BSP_Init();
 	/* (可选) 串口中断接收FIFO 可根据需要自行处理 */
diff --git a/MBL/source_ns/mbl_ns.c b/MBL/source_ns/mbl_ns.c
index 1c152b6..5dacd3e 100644
--- a/MBL/source_ns/mbl_ns.c
+++ b/MBL/source_ns/mbl_ns.c
@@ -124,9 +124,6 @@ int main(void)
     /* Initialize flash for reading system info */
     flash_init();
 
-    /* Init Systick */
-    systick_config();
-
     /* Init Systick */
     ebyte_main();