diff --git a/host-bmc/dbus/custom_dbus.cpp b/host-bmc/dbus/custom_dbus.cpp
index e0d4fbf..b02ed36 100644
--- a/host-bmc/dbus/custom_dbus.cpp
+++ b/host-bmc/dbus/custom_dbus.cpp
@@ -137,5 +137,15 @@
     }
 }
 
+void CustomDBus::implementChassisInterface(const std::string& path)
+{
+    if (!chassis.contains(path))
+    {
+        chassis.emplace(path,
+                        std::make_unique<ItemChassis>(
+                            pldm::utils::DBusHandler::getBus(), path.c_str()));
+    }
+}
+
 } // namespace dbus
 } // namespace pldm