diff --git a/bsp/lpc55sxx/lpc55s69_nxp_evk/board/board.c b/bsp/lpc55sxx/lpc55s69_nxp_evk/board/board.c
index 73c7011f1d82ef3557e780e88e3284cb911de9b5..f9b08f6270eacfc432317b8d27c2bcbfa7012032 100644
--- a/bsp/lpc55sxx/lpc55s69_nxp_evk/board/board.c
+++ b/bsp/lpc55sxx/lpc55s69_nxp_evk/board/board.c
@@ -74,7 +74,6 @@ void rt_hw_board_init()
 #endif
     //BOARD_BootClockFROHF96M();
 
-    /* init systick  1 systick = 1/(100M / 100) 100个systick = 1s*/
     SysTick_Config(SystemCoreClock / RT_TICK_PER_SECOND);
     /* set pend exception priority */
     NVIC_SetPriority(PendSV_IRQn, (1 << __NVIC_PRIO_BITS) - 1);