diff --git a/src/include/device/pci_ops.h b/src/include/device/pci_ops.h
index b5d4e23..de5f913 100644
--- a/src/include/device/pci_ops.h
+++ b/src/include/device/pci_ops.h
@@ -12,7 +12,8 @@
 
 static __always_inline pci_devfn_t pcidev_bdf(const struct device *dev)
 {
-	return (dev->path.pci.devfn << 12) | (dev->bus->secondary << 20);
+	return (dev->path.pci.devfn << 12) | (dev->bus->secondary << 20) |
+			(dev->bus->segment_group << 28);
 }
 
 static __always_inline pci_devfn_t pcidev_assert(const struct device *dev)