diff --git a/Src/Asp.Net/SqlServerTest/SqlServerTest.csproj b/Src/Asp.Net/SqlServerTest/SqlServerTest.csproj
index 35a5a550b..48798dba5 100644
--- a/Src/Asp.Net/SqlServerTest/SqlServerTest.csproj
+++ b/Src/Asp.Net/SqlServerTest/SqlServerTest.csproj
@@ -102,6 +102,7 @@
     <Compile Include="UnitTest\Models\001\ShoujiSubnum.cs" />
     <Compile Include="UnitTest\Models\001\ShoujiViewDto.cs" />
     <Compile Include="UnitTest\Models\Unit23131.cs" />
+    <Compile Include="UnitTest\UEnum2.cs" />
     <Compile Include="UnitTest\UinitCustomConvert.cs" />
     <Compile Include="UnitTest\UInsert3.cs" />
     <Compile Include="UnitTest\UJson2.cs" />
diff --git a/Src/Asp.Net/SqlServerTest/UnitTest/Main.cs b/Src/Asp.Net/SqlServerTest/UnitTest/Main.cs
index cf278cc4c..8828e868f 100644
--- a/Src/Asp.Net/SqlServerTest/UnitTest/Main.cs
+++ b/Src/Asp.Net/SqlServerTest/UnitTest/Main.cs
@@ -31,6 +31,7 @@ namespace OrmTest
         }
         public static void Init()
         {
+            UEnum2.Init();
             UnitManyToMany4.Init();
             UnitManyToMany3.Init();
             UnitUpdateOneToMany.Init();
diff --git a/Src/Asp.Net/SqlServerTest/UnitTest/UEnum2.cs b/Src/Asp.Net/SqlServerTest/UnitTest/UEnum2.cs
new file mode 100644
index 000000000..41362e9c6
--- /dev/null
+++ b/Src/Asp.Net/SqlServerTest/UnitTest/UEnum2.cs
@@ -0,0 +1,32 @@
+using SqlSugar;
+using SqlSugar.DbConvert;
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace OrmTest 
+{
+    internal class UEnum2
+    {
+        public static void Init() 
+        {
+            var db = NewUnitTest.Db;
+            db.CodeFirst.InitTables<Unitadfas3>();
+            db.Insertable(new Unitadfas3() { DbType = SqlSugar.DbType.GBase }).ExecuteCommand();
+            var first = db.Queryable<Unitadfas3>().First();
+            db.Updateable(first).ExecuteCommand();
+            var first2 = db.Queryable<Unitadfas3>().First();
+
+        }
+        public class Unitadfas3 
+        {
+            [SugarColumn(IsPrimaryKey =true,IsIdentity =true)]
+            public int id { get; set; }
+            [SugarColumn(ColumnDataType ="varchar(20)",SqlParameterDbType =typeof(EnumToStringConvert))]
+            public SqlSugar.DbType DbType { get; set; }
+        }
+    }
+}