diff --git a/csharp/App/SaliMax/src/AggregationService/HourlyData.cs b/csharp/App/SaliMax/src/AggregationService/HourlyData.cs
index 11dc12231..80d003dbe 100644
--- a/csharp/App/SaliMax/src/AggregationService/HourlyData.cs
+++ b/csharp/App/SaliMax/src/AggregationService/HourlyData.cs
@@ -19,6 +19,7 @@ public class AggregatedData
     public required Double  SumChargingBatteryPower     { get; set; }
     public required Double  SumGridExportPower          { get; set; }
     public required Double  SumGridImportPower          { get; set; }
+    public required Double  HeatingPowerAvg             { get; set; }
 
     
     private readonly S3Config? _S3Config = Config.Load().S3;