diff --git a/os/hal/ports/ADUCM/ADUCM41x/hal_st_lld.c b/os/hal/ports/ADUCM/ADUCM41x/hal_st_lld.c
index b86fdb97f..0d222a47f 100644
--- a/os/hal/ports/ADUCM/ADUCM41x/hal_st_lld.c
+++ b/os/hal/ports/ADUCM/ADUCM41x/hal_st_lld.c
@@ -104,7 +104,7 @@ void st_lld_init(void) {
                   SysTick_CTRL_TICKINT_Msk;
 
   /* IRQ enabled.*/
-  nvicSetSystemHandlerPriority(HANDLER_SYSTICK, ADUCM_ST_IRQ_PRIORITY);
+  nvicEnableVector(HANDLER_SYSTICK, ADUCM_ST_IRQ_PRIORITY);
 #endif /* OSAL_ST_MODE == OSAL_ST_MODE_PERIODIC */
 }