diff --git a/csharp/App/SodiStoreMax/src/AggregationService/Aggregator.cs b/csharp/App/SodiStoreMax/src/AggregationService/Aggregator.cs
index f68d0a1c8..19bb623a5 100644
--- a/csharp/App/SodiStoreMax/src/AggregationService/Aggregator.cs
+++ b/csharp/App/SodiStoreMax/src/AggregationService/Aggregator.cs
@@ -137,9 +137,9 @@ public static class Aggregator
                     {
                         batterySoc.Add((double)jsonObject["Battery"]["Soc"]);
                     }
-                    if (jsonObject["PvOnDc"] != null && jsonObject["PvOnDc"]["DcWh"] != null)
+                    if (jsonObject["PvOnDc"] != null && jsonObject["PvOnDc"]["1"]["DcWh"] != null)
                     {
-                        pvPowerSum.Add((double)jsonObject["PvOnDc"]["DcWh"]);
+                        pvPowerSum.Add((double)jsonObject["PvOnDc"]["1"]["DcWh"]);
                     }
                     if (jsonObject["Battery"] != null && jsonObject["Battery"]["Power"] != null)
                     {