diff --git a/drivers/timer/cavs_timer.c b/drivers/timer/cavs_timer.c
index 28fb9962fd3..cd7b217ce5b 100644
--- a/drivers/timer/cavs_timer.c
+++ b/drivers/timer/cavs_timer.c
@@ -193,6 +193,6 @@ void smp_timer_init(void)
 			+ CAVS_ICTL_INT_CPU_OFFSET(arch_curr_cpu()->id)
 			+ 0x04,
 		    22 + TIMER);
-	irq_enable(XTENSA_IRQ_NUMBER(TIMER_IRQ));
+	irq_enable(TIMER_IRQ);
 }
 #endif
diff --git a/soc/xtensa/intel_adsp/common/soc_mp.c b/soc/xtensa/intel_adsp/common/soc_mp.c
index 710b1821e28..6a019e1ea83 100644
--- a/soc/xtensa/intel_adsp/common/soc_mp.c
+++ b/soc/xtensa/intel_adsp/common/soc_mp.c
@@ -149,7 +149,7 @@ void z_mp_entry(void)
 
 #ifdef CONFIG_IPM_CAVS_IDC
 	/* Interrupt must be enabled while running on current core */
-	irq_enable(XTENSA_IRQ_NUMBER(DT_IRQN(DT_INST(0, intel_cavs_idc))));
+	irq_enable(DT_IRQN(DT_INST(0, intel_cavs_idc)));
 #endif /* CONFIG_IPM_CAVS_IDC */
 
 	start_rec.alive = 1;