diff --git a/src/bonsai/bonsai/tool/cost.py b/src/bonsai/bonsai/tool/cost.py
index bbec525ee9..fc07a629a6 100644
--- a/src/bonsai/bonsai/tool/cost.py
+++ b/src/bonsai/bonsai/tool/cost.py
@@ -987,7 +987,8 @@ class Cost(bonsai.core.tool.Cost):
     def disable_editing_cost_item_parent(cls) -> None:
         props = cls.get_cost_props()
         props.active_cost_item_id = 0
-        props.change_cost_item_parent = False
+        if props.change_cost_item_parent == True:
+            props.change_cost_item_parent = False
 
     @classmethod
     def load_cost_item_quantities(cls, cost_item: Optional[ifcopenshell.entity_instance] = None) -> None: