diff --git a/src/Model/HydraulicStructures/HydraulicStructures.py b/src/Model/HydraulicStructures/HydraulicStructures.py
index 83e1012f..3eb7d8e2 100644
--- a/src/Model/HydraulicStructures/HydraulicStructures.py
+++ b/src/Model/HydraulicStructures/HydraulicStructures.py
@@ -240,7 +240,7 @@ class HydraulicStructure(SQLSubModel):
             owner_scenario=owner_scenario
         )
         if deleted:
-            new.set_as_deleted()
+            hs.set_as_deleted()
 
         hs.enabled = enabled
         hs.input_reach, hs.output_reach = reduce(