diff --git a/APP/Clock.c b/APP/Clock.c
index f5981bf..bbbf8ff 100644
--- a/APP/Clock.c
+++ b/APP/Clock.c
@@ -193,7 +193,7 @@ void Bsp_Systick_Init(void)
     while(SystemCoreClock == 0){};
     u32ReloadVal = SystemCoreClock / 1000;
     Core_SysTick_Config(u32ReloadVal);
-    IntMgr_SetPriority(SysTick_IRQn, 0);
+    NVIC_SetPriority(SysTick_IRQn, 0);
     Core_SysTick_Enable();
 }
 
@@ -216,7 +216,7 @@ void Bsp_CLOCK_Init(void) {
 
     SCG_Deinit();
     Bsp_SCG_Init();
-//    Bsp_PCC_Init();
+    Bsp_PCC_Init();
 
     /* Set clock out */
     SCG_SetClkOut(SCG_CLOCKOUT_SRC_FOSC);