diff --git a/redfish-core/include/registries/openbmc_message_registry.hpp b/redfish-core/include/registries/openbmc_message_registry.hpp
index 319f663..970d767 100644
--- a/redfish-core/include/registries/openbmc_message_registry.hpp
+++ b/redfish-core/include/registries/openbmc_message_registry.hpp
@@ -220,6 +220,40 @@
             .resolution = "None.",
         }},
     MessageEntry{
+        "InventoryAdded",
+        {
+            .description =
+                "Indicates that an inventory item with the specified model, "
+                "type, and serial number was installed.",
+            .message = "%1 %2 with serial number %3 was installed.",
+            .severity = "OK",
+            .numberOfArgs = 3,
+            .paramTypes =
+                {
+                    "string",
+                    "string",
+                    "string",
+                },
+            .resolution = "None.",
+        }},
+    MessageEntry{
+        "InventoryRemoved",
+        {
+            .description =
+                "Indicates that an inventory item with the specified model, "
+                "type, and serial number was removed.",
+            .message = "%1 %2 with serial number %3 was removed.",
+            .severity = "OK",
+            .numberOfArgs = 3,
+            .paramTypes =
+                {
+                    "string",
+                    "string",
+                    "string",
+                },
+            .resolution = "None.",
+        }},
+    MessageEntry{
         "IntelUPILinkWidthReducedToHalf",
         {
             .description =