diff --git a/hw/pci-bridge/ioh3420.h b/hw/pci-bridge/ioh3420.h
index 7776e5b02d..ea423cb991 100644
--- a/hw/pci-bridge/ioh3420.h
+++ b/hw/pci-bridge/ioh3420.h
@@ -3,8 +3,4 @@
 
 #include "hw/pci/pcie_port.h"
 
-PCIESlot *ioh3420_init(PCIBus *bus, int devfn, bool multifunction,
-                       const char *bus_name, pci_map_irq_fn map_irq,
-                       uint8_t port, uint8_t chassis, uint16_t slot);
-
 #endif /* QEMU_IOH3420_H */