diff --git a/sys/dev/mpt/mpt_pci.c b/sys/dev/mpt/mpt_pci.c
index 7e3211b4722..639e488158d 100644
--- a/sys/dev/mpt/mpt_pci.c
+++ b/sys/dev/mpt/mpt_pci.c
@@ -232,7 +232,7 @@ mpt_pci_probe(device_t dev)
 		return (ENXIO);
 	}
 
-	switch ((pci_get_device(dev) & ~1)) {
+	switch (pci_get_device(dev)) {
 	case PCI_PRODUCT_LSI_FC909:
 		desc = "LSILogic FC909 FC Adapter";
 		break;