diff --git a/src/codegen_json_bson/__init__.py b/src/codegen_json_bson/__init__.py
index 9d804fe25dd7b723b643daf0293027ed7d867af9..905e17a371c53cb703245bb359edc619b653a2cd 100644
--- a/src/codegen_json_bson/__init__.py
+++ b/src/codegen_json_bson/__init__.py
@@ -424,7 +424,7 @@ def type_is_complex(ty):
                      "TargetPrediction", "DepotBookingInfo", "SalientPoint", "LrsVisionDetection",
                      "DelLogItem", "StringList", "Team", "VisionDetection", "SearchUnit", "SearchCell",
                      "PathElement", "ResourceInfo", "Interval", "NavigationData", "GeopointHeadingSpeed",
-                     "WaypointsInfo"]
+                     "WaypointsInfo", "UpdateGazebo", "ModelState", "LinkState" ]
     return ty in complex_types
 
 def field_assignment_get_json_value(field, ty, fieldtype, name):