diff --git a/reactos/ntoskrnl/ke/i386/irq.c b/reactos/ntoskrnl/ke/i386/irq.c
index 9f110201348..a52e83b60d0 100644
--- a/reactos/ntoskrnl/ke/i386/irq.c
+++ b/reactos/ntoskrnl/ke/i386/irq.c
@@ -461,7 +461,7 @@ KeConnectInterrupt(PKINTERRUPT InterruptObject)
 
    Vector = InterruptObject->Vector;
 
-   if (Vector < IRQ_BASE && Vector >= IRQ_BASE + NR_IRQS)
+   if (Vector < IRQ_BASE || Vector >= IRQ_BASE + NR_IRQS)
       return FALSE;
 
    Vector -= IRQ_BASE;