diff --git a/hub_api/mockup/building.py b/hub_api/mockup/building.py
index da46db2..77e5065 100644
--- a/hub_api/mockup/building.py
+++ b/hub_api/mockup/building.py
@@ -41,12 +41,12 @@ class Building:
       cte.MONTH: results['monthly_domestic_hot_water_consumption']
     }
     self._lighting_electrical_demand = {
-      cte.YEAR: pd.DataFrame(results['yearly_lighting_electrical_demand'], columns=['insel meb']),
-      cte.MONTH: pd.DataFrame(results['monthly_lighting_electrical_demand'], columns=['insel meb'])
+      cte.YEAR: results['yearly_lighting_electrical_demand'],
+      cte.MONTH: results['monthly_lighting_electrical_demand']
     }
     self._appliances_electrical_demand = {
-      cte.YEAR: pd.DataFrame(results['yearly_appliances_electrical_demand'], columns=['insel meb']),
-      cte.MONTH: pd.DataFrame(results['monthly_appliances_electrical_demand'], columns=['insel meb'])
+      cte.YEAR: results['yearly_appliances_electrical_demand'],
+      cte.MONTH: results['monthly_appliances_electrical_demand']
     }
     self._heating_peak_load = {
       cte.YEAR: results['yearly_heating_peak_load'],