diff --git a/src/api/blackboard_routes.py b/src/api/blackboard_routes.py
index 0224079..304eba1 100644
--- a/src/api/blackboard_routes.py
+++ b/src/api/blackboard_routes.py
@@ -74,8 +74,8 @@ async def create_task(project_id: str, body: Dict[str, Any]):
         assignee=body.get("assignee"),
         assigned_by=body.get("assigned_by", "user"),
         depends_on=json.dumps(body["depends_on"]) if "depends_on" in body else None,
+        parent_task=body.get("parent_task"),
         risk_level=body.get("risk_level", "standard"),
-        card_id=body.get("card_id", "default"),
         stage=body.get("stage"),
     )
     bb.create_task(task)