diff --git a/src/peci_pcie.cpp b/src/peci_pcie.cpp
index ad1bbfd..26cd3a9 100644
--- a/src/peci_pcie.cpp
+++ b/src/peci_pcie.cpp
@@ -559,11 +559,15 @@
     }
     if (multiFunc)
     {
-        setPCIeProperty(clientAddr, bus, dev, deviceTypeName, "MultiFunction");
+        setPCIeProperty(
+            clientAddr, bus, dev, deviceTypeName,
+            "xyz.openbmc_project.Inventory.Item.PCIeDevice.DeviceTypes.MultiFunction");
     }
     else
     {
-        setPCIeProperty(clientAddr, bus, dev, deviceTypeName, "SingleFunction");
+        setPCIeProperty(
+            clientAddr, bus, dev, deviceTypeName,
+            "xyz.openbmc_project.Inventory.Item.PCIeDevice.DeviceTypes.SingleFunction");
     }
 
     // Set PCIe Generation