diff --git a/src/pci_dummy.c b/src/pci_dummy.c
index 87ba39901..3077b59a6 100644
--- a/src/pci_dummy.c
+++ b/src/pci_dummy.c
@@ -18,6 +18,7 @@ typedef struct pci_dummy_t {
     bar_t pci_bar[2];
 
     uint8_t pci_slot;
+    uint8_t irq_state;
     uint8_t interrupt_on;
 
     uint8_t irq_level;