diff --git a/Src/Asp.NetCore/SqlServerTest/src/SqlSugar/OnlyCore/CoreMethod.cs b/Src/Asp.NetCore/SqlServerTest/src/SqlSugar/OnlyCore/CoreMethod.cs
index e32f93ce1..ba820bd8d 100644
--- a/Src/Asp.NetCore/SqlServerTest/src/SqlSugar/OnlyCore/CoreMethod.cs
+++ b/Src/Asp.NetCore/SqlServerTest/src/SqlSugar/OnlyCore/CoreMethod.cs
@@ -3,7 +3,6 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Reflection;
 using System.Threading.Tasks;
-using Microsoft.Extensions.DependencyModel;
 
 namespace SqlSugar
 {
@@ -11,9 +10,7 @@ namespace SqlSugar
     {
         public static Assembly LoadAssembly(string name)
         {
-            var deps = DependencyContext.Default;
-            var assemblyies = deps.CompileLibraries.Where(it => it.Name == name).ToList();
-            return assemblyies.Any() ? Assembly.Load(new AssemblyName(assemblyies.First().Name)) : null;
+            return  Assembly.Load(new AssemblyName(PubConst.AssemblyName)) ;
         }
     }
 }
diff --git a/Src/Asp.NetCore/SqlServerTest/src/SqlSugar/SqlSugarForCore.nuspec b/Src/Asp.NetCore/SqlServerTest/src/SqlSugar/SqlSugarForCore.nuspec
index 4741c7247..9ddec9711 100644
--- a/Src/Asp.NetCore/SqlServerTest/src/SqlSugar/SqlSugarForCore.nuspec
+++ b/Src/Asp.NetCore/SqlServerTest/src/SqlSugar/SqlSugarForCore.nuspec
@@ -2,7 +2,7 @@
 <package >
   <metadata>
     <id>sqlSugarCore</id>
-    <version>4.0.0.1</version>
+    <version>4.0.0.2</version>
     <authors>sunkaixuan</authors>
     <owners>Landa</owners>
     <licenseUrl>http://www.apache.org/licenses/LICENSE-2.0.html</licenseUrl>
@@ -20,6 +20,8 @@
               <dependency id="System.Collections.NonGeneric" version="4.0.1" />
               <dependency id="System.Dynamic.Runtime" version="4.0.11" />
               <dependency id="System.Reflection.Emit.Lightweight" version="4.0.1" />
+   
+             <dependency  id="System.Runtime.Loader" version="4.0.0" />
       </group>
     </dependencies>
   </metadata>
diff --git a/Src/Asp.NetCore/SqlServerTest/src/SqlSugar/project.json b/Src/Asp.NetCore/SqlServerTest/src/SqlSugar/project.json
index 6a1500396..7128b174f 100644
--- a/Src/Asp.NetCore/SqlServerTest/src/SqlSugar/project.json
+++ b/Src/Asp.NetCore/SqlServerTest/src/SqlSugar/project.json
@@ -2,7 +2,6 @@
   "version": "1.0.0-*",
 
   "dependencies": {
-    "Microsoft.Extensions.DependencyModel": "1.0.1-beta-003206",
     "NETStandard.Library": "1.6.0",
     "Newtonsoft.Json": "9.0.1",
     "System.Collections.NonGeneric": "4.0.1",