diff --git a/WebApiExample/WebApiExample/Controllers/StudentController.cs b/WebApiExample/WebApiExample/Controllers/StudentController.cs
index 0cf8726..109d71c 100644
--- a/WebApiExample/WebApiExample/Controllers/StudentController.cs
+++ b/WebApiExample/WebApiExample/Controllers/StudentController.cs
@@ -1,5 +1,4 @@
-using Microsoft.AspNetCore.Http;
-using Microsoft.AspNetCore.Mvc;
+using Microsoft.AspNetCore.Mvc;
 using WebApiCrud.Models;
 using WebApiCrud.Utility.Data.Service.Interface;
 
diff --git a/WebApiExample/WebApiExample/Models/StudentModel.cs b/WebApiExample/WebApiExample/Models/StudentModel.cs
index 95a7674..b163f9e 100644
--- a/WebApiExample/WebApiExample/Models/StudentModel.cs
+++ b/WebApiExample/WebApiExample/Models/StudentModel.cs
@@ -5,7 +5,7 @@ namespace WebApiCrud.Models
     [KeplerTable("Student")]
     public class StudentModel
     {
-        [KeplerColumn("Id")]
+        [KeplerPKey("Id")]
         public int Id { get; set; }
         [KeplerColumn("Name")]
         public string Name { get; set; }
@@ -13,7 +13,6 @@ public class StudentModel
         public int RollNo { get; set; }
         [KeplerColumn]
         public string Class { get; set; }
-        [KeplerColumn]
         public string Address { get; set; }
     }
 }
diff --git a/WebApiExample/WebApiExample/Program.cs b/WebApiExample/WebApiExample/Program.cs
index c74f5eb..1f80b3c 100644
--- a/WebApiExample/WebApiExample/Program.cs
+++ b/WebApiExample/WebApiExample/Program.cs
@@ -15,8 +15,6 @@
 builder.Services.AddEndpointsApiExplorer();
 builder.Services.AddSwaggerGen();
 builder.Services.AddScoped<IStudentService, StudentService>();
-builder.Services.AddScoped<IKeplerRepository<StudentModel>,KeplerRepository<StudentModel>>();
-builder.Services.AddSingleton<IKeplerConnection,KeplerConnection>();
 builder.Services.AddScoped<IConnectionBuilder, ConnectionBuilder>();
 
 var app = builder.Build();
diff --git a/WebApiExample/WebApiExample/Utility/Connection/DbConnectionBuilder.cs b/WebApiExample/WebApiExample/Utility/Connection/ConnectionBuilder.cs
similarity index 84%
rename from WebApiExample/WebApiExample/Utility/Connection/DbConnectionBuilder.cs
rename to WebApiExample/WebApiExample/Utility/Connection/ConnectionBuilder.cs
index 512e3a1..bffdfd3 100644
--- a/WebApiExample/WebApiExample/Utility/Connection/DbConnectionBuilder.cs
+++ b/WebApiExample/WebApiExample/Utility/Connection/ConnectionBuilder.cs
@@ -17,20 +17,15 @@ public IDbConnection GetConnection
             get
             {
                 {
-                  
-                    
                     try
                     {
-                        SqlConnection connection = new SqlConnection(_configuration["ConnectionStrings:Prop"]);
+                        SqlConnection connection = new SqlConnection(_configuration["ConnectionStrings:Value"]);
                         return connection;
                     }
                     catch (Exception ex)
                     {
                         return null;
                     }
-                    
-                    
-                    
                 }
             }
         }
diff --git a/WebApiExample/WebApiExample/Utility/Connection/IConnectionBuilder.cs b/WebApiExample/WebApiExample/Utility/Connection/IConnectionBuilder.cs
index b5e60f1..835e25b 100644
--- a/WebApiExample/WebApiExample/Utility/Connection/IConnectionBuilder.cs
+++ b/WebApiExample/WebApiExample/Utility/Connection/IConnectionBuilder.cs
@@ -4,7 +4,6 @@ namespace WebApiCrud.Library.Connection.Interface
 {
     public interface IConnectionBuilder
     {
-
         IDbConnection GetConnection { get; }
     }
 }
diff --git a/WebApiExample/WebApiExample/Utility/Data/Service/StudentService.cs b/WebApiExample/WebApiExample/Utility/Data/Service/StudentService.cs
index c75ede4..f5f1332 100644
--- a/WebApiExample/WebApiExample/Utility/Data/Service/StudentService.cs
+++ b/WebApiExample/WebApiExample/Utility/Data/Service/StudentService.cs
@@ -1,53 +1,49 @@
-using WebApiCrud.Utility.Data.Service.Interface;
+using KeplerCrud.Repository;
+using System.Data;
+using WebApiCrud.Library.Connection.Interface;
 using WebApiCrud.Models;
-using KeplerCrud.Repository;
+using WebApiCrud.Utility.Data.Service.Interface;
 
 namespace WebApiCrud.Utility.Data.Service
 {
     public class StudentService : IStudentService
     {
-        private readonly IKeplerRepository<StudentModel> _keplerRepository;
-        public StudentService(IKeplerRepository<StudentModel> keplerRepository) 
-        { 
-            _keplerRepository = keplerRepository;
+        private readonly IConnectionBuilder _connectionBuilder;
+        public StudentService(IConnectionBuilder connectionBuilder)
+        {
+            _connectionBuilder = connectionBuilder;
         }
-
         public bool Delete(int id)
         {
-           return _keplerRepository.SoftDelete(id);
-          
-        }
+            using IDbConnection con = _connectionBuilder.GetConnection;
+            return con.SoftDelete<StudentModel>(id);
 
+        }
         public List<StudentModel> Get()
         {
-            return _keplerRepository.GetAll(false);
+            using IDbConnection con = _connectionBuilder.GetConnection;
+            var result = con.GetAll<StudentModel>(true);
+            return result;
         }
-
         public StudentModel Get(int id)
         {
+            using IDbConnection con = _connectionBuilder.GetConnection;
             List<ConditionPair> conditionPairs = new List<ConditionPair>
             {
                 new ConditionPair() { Value = $"{id}", Where = "Id" }
             };
-            return _keplerRepository.Get(conditionPairs,true);
+            return con.Get<StudentModel>(conditionPairs, false);
         }
-
         public int Insert(StudentModel uiPageTypeModel)
         {
-            var result = _keplerRepository.Insert(uiPageTypeModel);
-            if (result)
-            {
-                return 1;
-            }
-            else
-            {
-                return 0;
-            }
+            using IDbConnection con = _connectionBuilder.GetConnection;
+            var result = con.Insert(uiPageTypeModel);
+            return result ? 1 : 0;
         }
-
         public bool Update(StudentModel uiPageTypeModel)
         {
-           return _keplerRepository.Update(uiPageTypeModel);
+            using IDbConnection con = _connectionBuilder.GetConnection;
+            return con.Update(uiPageTypeModel);
         }
     }
 }
diff --git a/WebApiExample/WebApiExample/WebApiCrud.csproj b/WebApiExample/WebApiExample/WebApiCrud.csproj
index 0e1d14c..7788507 100644
--- a/WebApiExample/WebApiExample/WebApiCrud.csproj
+++ b/WebApiExample/WebApiExample/WebApiCrud.csproj
@@ -10,7 +10,7 @@
 
   <ItemGroup>
     <PackageReference Include="Dapper" Version="2.0.123" />
-    <PackageReference Include="Rng.KeplerCrud" Version="6.2.1" />
+    <PackageReference Include="Rng.KeplerCrud" Version="3.2.1" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="6.2.3" />
     <PackageReference Include="System.Data.SqlClient" Version="4.8.5" />
   </ItemGroup>