diff --git a/unilabos/ros/nodes/resource_tracker.py b/unilabos/ros/nodes/resource_tracker.py
index 9fb85faa..c958fe7b 100644
--- a/unilabos/ros/nodes/resource_tracker.py
+++ b/unilabos/ros/nodes/resource_tracker.py
@@ -468,7 +468,6 @@ class ResourceTreeSet(object):
                 "category": res.config.get("category", plr_type),
                 "children": [node_to_plr_dict(child, has_model) for child in node.children],
                 "parent_name": res.parent_instance_name,
-                "extra": res.extra,
             }
             if has_model:
                 d["model"] = res.config.get("model", None)