diff --git a/src/ifcopenshell-python/ifcopenshell/api/alignment/add_vertical_layout.py b/src/ifcopenshell-python/ifcopenshell/api/alignment/add_vertical_layout.py
index a537ab6843..6a388ff9d0 100644
--- a/src/ifcopenshell-python/ifcopenshell/api/alignment/add_vertical_layout.py
+++ b/src/ifcopenshell-python/ifcopenshell/api/alignment/add_vertical_layout.py
@@ -61,6 +61,7 @@ def _move_vertical_layout_to_child_alignment(
             if representation.RepresentationIdentifier == "Axis" and representation.RepresentationType == "Curve3D":
                 ifcopenshell.api.geometry.unassign_representation(file, parent_alignment, representation)
                 ifcopenshell.api.geometry.assign_representation(file, child_alignment, representation)
+                child_alignment.ObjectPlacement = parent_alignment.ObjectPlacement
                 break