diff --git a/vmm/src/pci_segment.rs b/vmm/src/pci_segment.rs
index c1ea6215d..0f988f1da 100644
--- a/vmm/src/pci_segment.rs
+++ b/vmm/src/pci_segment.rs
@@ -159,7 +159,7 @@ impl PciSegment {
 
         // There are 32 devices on the PCI bus, let's assign them an IRQ.
         for i in 0..32 {
-            pci_irq_slots[i] = irqs[(i % num_irqs)];
+            pci_irq_slots[i] = irqs[i % num_irqs];
         }
 
         Ok(())