diff --git a/src/bonsai/bonsai/tool/geometry.py b/src/bonsai/bonsai/tool/geometry.py
index 446b51dd7b..4947666bd6 100644
--- a/src/bonsai/bonsai/tool/geometry.py
+++ b/src/bonsai/bonsai/tool/geometry.py
@@ -269,8 +269,9 @@ class Geometry(bonsai.core.tool.Geometry):
             ifcopenshell.api.run("root.remove_product", tool.Ifc.get(), product=element)
 
             data = obj.data
-            if tool.Geometry.has_mesh_properties(data) and tool.Ifc.get_entity_by_id(
-                tool.Geometry.get_mesh_props(data).ifc_definition_id
+            if (
+                tool.Geometry.has_mesh_properties(data)
+                and tool.Ifc.get_entity_by_id(tool.Geometry.get_mesh_props(data).ifc_definition_id) is None
             ):
                 tool.Blender.remove_data_block(data)