diff --git a/AsbCloudInfrastructure/Services/SAUB/TelemetryDataBaseService.cs b/AsbCloudInfrastructure/Services/SAUB/TelemetryDataBaseService.cs
index 53ed062b..0e07ee09 100644
--- a/AsbCloudInfrastructure/Services/SAUB/TelemetryDataBaseService.cs
+++ b/AsbCloudInfrastructure/Services/SAUB/TelemetryDataBaseService.cs
@@ -102,7 +102,7 @@ namespace AsbCloudInfrastructure.Services.SAUB
             if (dateBegin == default)
             {
                 var dateRange = telemetryDataCache.GetOrDefaultDataDateRange(telemetry.Id);
-                dateBeginUtc = (dateRange?.To ?? DateTimeOffset.UtcNow)
+                dateBeginUtc = (dateRange?.To.ToUniversalTime() ?? DateTimeOffset.UtcNow)
                     .AddSeconds(-intervalSec);
             }
             else