diff --git a/src/machine/m_at_socket7.c b/src/machine/m_at_socket7.c
index 043faddda..1fb4abfdc 100644
--- a/src/machine/m_at_socket7.c
+++ b/src/machine/m_at_socket7.c
@@ -332,8 +332,8 @@ machine_at_5ivg_init(const machine_t *model)
 
     pci_init(PCI_CONFIG_TYPE_1);
     pci_register_slot(0x00, PCI_CARD_NORTHBRIDGE, 0, 0, 0, 0);
-    pci_register_slot(0x11, PCI_CARD_NORMAL, 2, 3, 4, 1);
-    pci_register_slot(0x12, PCI_CARD_NORMAL, 1, 2, 3, 4);
+    pci_register_slot(0x11, PCI_CARD_NORMAL, 1, 2, 3, 4);
+    pci_register_slot(0x12, PCI_CARD_NORMAL, 2, 3, 4, 1);
     pci_register_slot(0x13, PCI_CARD_NORMAL, 3, 4, 1, 2);
     pci_register_slot(0x07, PCI_CARD_SOUTHBRIDGE, 0, 0, 0, 0);
     device_add(&i430vx_device);