diff --git a/src/pci_dummy.c b/src/pci_dummy.c
index a54b63260..abc7639b4 100644
--- a/src/pci_dummy.c
+++ b/src/pci_dummy.c
@@ -277,7 +277,7 @@ pci_dummy_init(int min_slot, int max_slot, int nb_slot, int sb_slot)
 
     for (i = min_slot; i <= max_slot; i++) {
         if ((i != nb_slot) && (i != sb_slot)) {
-            pci_register_slot(j, PCI_CARD_NORMAL,      1, 3, 2, 4);
+            pci_register_slot(i, PCI_CARD_NORMAL,      1, 3, 2, 4);
             device_add_inst(&pci_dummy_device, j);
             j++;
         }