diff --git a/AsbCloudInfrastructure/Services/Subsystems/SubsystemOperationTimeService.cs b/AsbCloudInfrastructure/Services/Subsystems/SubsystemOperationTimeService.cs
index 8fbc75df..18566010 100644
--- a/AsbCloudInfrastructure/Services/Subsystems/SubsystemOperationTimeService.cs
+++ b/AsbCloudInfrastructure/Services/Subsystems/SubsystemOperationTimeService.cs
@@ -145,8 +145,8 @@ namespace AsbCloudInfrastructure.Services.Subsystems
                     SumDepthInterval = periodGroupDepth,
                     OperationCount = g.Count()                    
                 };
-                if(subsystemStat.KUsage > 100)
-                    subsystemStat.KUsage = 100;
+                if(subsystemStat.KUsage > 1)
+                    subsystemStat.KUsage = 1;
                 return subsystemStat;
             });