diff --git a/src/blenderbim/blenderbim/bim/module/model/window.py b/src/blenderbim/blenderbim/bim/module/model/window.py
index fe934693ac..e432be6797 100644
--- a/src/blenderbim/blenderbim/bim/module/model/window.py
+++ b/src/blenderbim/blenderbim/bim/module/model/window.py
@@ -81,6 +81,8 @@ def update_simple_openings(element, opening_width, opening_height):
         has_replaced_opening_representation = True
 
     tool.Model.reload_body_representation(voided_objs)
+    with bpy.context.temp_override(selected_objects=[tool.Ifc.get_object(f) for f in fillings]):
+        bpy.ops.bim.recalculate_fill()
 
 
 def update_window_modifier_representation(context, obj):