diff --git a/drivers/interrupt_controller/system_apic.c b/drivers/interrupt_controller/system_apic.c
index 0e7ae7f..2b49d96 100644
--- a/drivers/interrupt_controller/system_apic.c
+++ b/drivers/interrupt_controller/system_apic.c
@@ -18,7 +18,12 @@
 #include <drivers/sysapic.h>
 #include <irq.h>
 
+#ifdef CONFIG_IOAPIC
 #define IS_IOAPIC_IRQ(irq)  (irq < LOAPIC_IRQ_BASE)
+#else
+#define IS_IOAPIC_IRQ(irq)  0
+#endif
+
 #define HARDWARE_IRQ_LIMIT ((LOAPIC_IRQ_BASE + LOAPIC_IRQ_COUNT) - 1)
 
 /**
diff --git a/include/drivers/sysapic.h b/include/drivers/sysapic.h
index afbeffa..7b84cee 100644
--- a/include/drivers/sysapic.h
+++ b/include/drivers/sysapic.h
@@ -18,7 +18,12 @@
 #ifndef _ASMLANGUAGE
 #include <zephyr/types.h>
 
+#ifdef CONFIG_IOAPIC
 #define LOAPIC_IRQ_BASE  CONFIG_IOAPIC_NUM_RTES
+#else
+#define LOAPIC_IRQ_BASE 0
+#endif
+
 #define LOAPIC_IRQ_COUNT 6  /* Default to LOAPIC_TIMER to LOAPIC_ERROR */
 
 /* irq_controller.h interface */