diff --git a/sys/dev/pci/pcivar.h b/sys/dev/pci/pcivar.h
index 71191ca91b8aea..e0f78be7364381 100644
--- a/sys/dev/pci/pcivar.h
+++ b/sys/dev/pci/pcivar.h
@@ -299,6 +299,8 @@ struct pci_device_table {
 #define	PCI_SUBDEV(sv, sd)						\
 	.match_flag_subvendor = 1, .subvendor = (sv),			\
 	.match_flag_subdevice = 1, .subdevice = (sd)
+#define	PCI_SUBDEVICE(sd)						\
+	.match_flag_subdevice = 1, .subdevice = (sd)
 #define PCI_DEVID(did)							\
 	PCI_DEV((uint16_t)did, (uint16_t)(did >> 16))
 #define	PCI_CLASS(x)							\