diff --git a/etl/epc/generate_scenarios_data.py b/etl/epc/generate_scenarios_data.py
index d4833baa..b61618b1 100644
--- a/etl/epc/generate_scenarios_data.py
+++ b/etl/epc/generate_scenarios_data.py
@@ -60,13 +60,13 @@ scenario_properties = [
             [
                 ["internal_wall_insulation"],
                 "11",
-                {"walls_insulation_thickness_ending": "average"},
+                {},
                 [0],
             ],
             [
                 ["external_wall_insulation"],
                 "10",
-                {"walls_insulation_thickness_ending": "average"},
+                {},
                 [0],
             ],
             [["solar", "windows"], "15", {"photo_supply_ending": 50}, [0, 1]],