diff --git a/module/netbox/object_classes.py b/module/netbox/object_classes.py
index dd84862..8cb8ff8 100644
--- a/module/netbox/object_classes.py
+++ b/module/netbox/object_classes.py
@@ -1624,6 +1624,7 @@ class NBVM(NetBoxObject):
     def __init__(self, *args, **kwargs):
         self.data_model = {
             "name": 64,
+            "serial": 50,
             "status": ["offline", "active", "planned", "staged", "failed", "decommissioning"],
             "cluster": NBCluster,
             "role": NBDeviceRole,
diff --git a/module/sources/vmware/connection.py b/module/sources/vmware/connection.py
index f8f8bfd..b75d594 100644
--- a/module/sources/vmware/connection.py
+++ b/module/sources/vmware/connection.py
@@ -2176,6 +2176,7 @@ class VMWareHandler(SourceBase):
 
         vm_data = {
             "name": name,
+            "serial": vm_uuid,
             "cluster": nb_cluster_object,
             "status": status,
             "memory": vm_memory,