diff --git a/etl/epc_clean/tests/test_roof_attributes.py b/etl/epc_clean/tests/test_roof_attributes.py
index d0d277c7..e400f95a 100644
--- a/etl/epc_clean/tests/test_roof_attributes.py
+++ b/etl/epc_clean/tests/test_roof_attributes.py
@@ -30,7 +30,6 @@ class TestRoofAttributes:
             'is_roof_room': False, 'is_loft': False, 'is_flat': False, 'is_thatched': False, 'is_at_rafters': False,
             'is_assumed': False, 'has_dwelling_above': False, 'is_valid': False, 'insulation_thickness': None
         }
-        assert set(list(RoofAttributes('').process().values())) == {False}
 
     def test_clean_roof(self):
         result = RoofAttributes('Pitched, 270 mm loft insulation').process()