diff --git a/HRM.BO/HRBasic/Enums.cs b/HRM.BO/HRBasic/Enums.cs
index 0017680..90f48c2 100644
--- a/HRM.BO/HRBasic/Enums.cs
+++ b/HRM.BO/HRBasic/Enums.cs
@@ -1477,15 +1477,6 @@ namespace HRM.BO
 
     public enum EnumBloodGroup
     {
-        //None = 0,
-        //APos = 1,
-        //ANeg = 2,
-        //BPos = 3,
-        //BNeg = 4,
-        //OPos = 5,
-        //ONeg = 6,
-        //ABPos = 7,
-        //ABNeg = 8,
         NA = 0,
         None = 1,
         APos = 2,
diff --git a/HRM.UI/ClientApp/src/app/_models/enums.ts b/HRM.UI/ClientApp/src/app/_models/enums.ts
index 4b30306..f5b3fe2 100644
--- a/HRM.UI/ClientApp/src/app/_models/enums.ts
+++ b/HRM.UI/ClientApp/src/app/_models/enums.ts
@@ -998,15 +998,6 @@ export enum EnumTrainingCompletedFrom {
 }
 
 export enum EnumBloodGroup {
-    // None,
-    // APos,
-    // ANeg,
-    // BPos,
-    // BNeg,
-    // OPos,
-    // ONeg,
-    // ABPos,
-    // ABNeg,
     NA,
     None,
     APos,
@@ -1015,7 +1006,8 @@ export enum EnumBloodGroup {
     BNeg,
     OPos,
     ONeg,
-    ABPos
+    ABPos,
+    ABNeg
 }
 
 export enum EnumOGPositionType {