diff --git a/IRaCIS.Core.Application/Service/ReadingCalculate/General/ReadingCalculateService.cs b/IRaCIS.Core.Application/Service/ReadingCalculate/General/ReadingCalculateService.cs
index d8255a56b..a6515f800 100644
--- a/IRaCIS.Core.Application/Service/ReadingCalculate/General/ReadingCalculateService.cs
+++ b/IRaCIS.Core.Application/Service/ReadingCalculate/General/ReadingCalculateService.cs
@@ -66,7 +66,7 @@ namespace IRaCIS.Core.Application.Service.ReadingCalculate
                 {
                     CriterionType thisCriterionType = criterionType;
                     Type thisServiceType = CalculateServiceDic[thisCriterionType];
-                    _useCriterion = _criterionServices.FirstOrDefault(x => x.GetType().Name == thisServiceType.Name + "Proxy");
+                    _useCriterion = _criterionServices.FirstOrDefault(x => x.GetType().Name == thisServiceType.Name);