diff --git a/vpd-tool/include/tool_constants.hpp b/vpd-tool/include/tool_constants.hpp
index 84b7025..00c64b8 100644
--- a/vpd-tool/include/tool_constants.hpp
+++ b/vpd-tool/include/tool_constants.hpp
@@ -24,7 +24,7 @@
 constexpr auto vpdManagerObjectPath = "/com/ibm/VPD/Manager";
 constexpr auto vpdManagerInfName = "com.ibm.VPD.Manager";
 constexpr auto inventoryItemInf = "xyz.openbmc_project.Inventory.Item";
-constexpr auto kwdVpdInf = "com.ibm.ipzvpd.VINI";
+constexpr auto viniInf = "com.ibm.ipzvpd.VINI";
 constexpr auto locationCodeInf = "com.ibm.ipzvpd.Location";
 constexpr auto assetInf = "xyz.openbmc_project.Inventory.Decorator.Asset";
 constexpr auto objectMapperService = "xyz.openbmc_project.ObjectMapper";
@@ -38,5 +38,11 @@
 constexpr auto dbusObjectPath = "/org/freedesktop/DBus";
 constexpr auto dbusInterface = "org.freedesktop.DBus";
 constexpr auto biosConfigMgrService = "xyz.openbmc_project.BIOSConfigManager";
+constexpr auto networkInf =
+    "xyz.openbmc_project.Inventory.Item.NetworkInterface";
+constexpr auto pcieSlotInf = "xyz.openbmc_project.Inventory.Item.PCIeSlot";
+constexpr auto slotNumInf = "xyz.openbmc_project.Inventory.Decorator.Slot";
+constexpr auto i2cDeviceInf =
+    "xyz.openbmc_project.Inventory.Decorator.I2CDevice";
 } // namespace constants
 } // namespace vpd