diff --git a/src/include/smbios.h b/src/include/smbios.h
index 14badbc964..a329d9a6ba 100644
--- a/src/include/smbios.h
+++ b/src/include/smbios.h
@@ -484,6 +484,7 @@ enum smbios_bmc_interface_type {
 	SMBIOS_BMC_INTERFACE_KCS,
 	SMBIOS_BMC_INTERFACE_SMIC,
 	SMBIOS_BMC_INTERFACE_BLOCK,
+	SMBIOS_BMC_INTERFACE_SMBUS,
 };
 
 typedef enum {