diff --git a/Falcon.SugarApi/DatabaseDefinitions/EntityGuidId.cs b/Falcon.SugarApi/DatabaseDefinitions/EntityGuidId.cs
index 798e075..a1eb595 100644
--- a/Falcon.SugarApi/DatabaseDefinitions/EntityGuidId.cs
+++ b/Falcon.SugarApi/DatabaseDefinitions/EntityGuidId.cs
@@ -1,5 +1,6 @@
 using SqlSugar;
 using System;
+using System.ComponentModel.DataAnnotations;
 
 namespace Falcon.SugarApi.DatabaseDefinitions
 {
@@ -10,6 +11,7 @@ namespace Falcon.SugarApi.DatabaseDefinitions
         /// <summary>
         /// 主键
         /// </summary>
+        [Key]
         [SugarColumn(IsPrimaryKey = true,ColumnDescription = "主键")]
         public Guid? Id { get; set; } = Guid.NewGuid();
     }
diff --git a/Falcon.SugarApi/DatabaseDefinitions/EntityIntId.cs b/Falcon.SugarApi/DatabaseDefinitions/EntityIntId.cs
index 903ae4d..ebabd57 100644
--- a/Falcon.SugarApi/DatabaseDefinitions/EntityIntId.cs
+++ b/Falcon.SugarApi/DatabaseDefinitions/EntityIntId.cs
@@ -1,4 +1,5 @@
 using SqlSugar;
+using System.ComponentModel.DataAnnotations;
 
 namespace Falcon.SugarApi.DatabaseDefinitions
 {
@@ -10,6 +11,7 @@ namespace Falcon.SugarApi.DatabaseDefinitions
         /// <summary>
         /// 主键 默认GUID 382c74c3-721d-4f34-80e5-57657b6cbc27
         /// </summary>
+        [Key]
         [SugarColumn(IsPrimaryKey = true,ColumnDescription = "主键")]
         public int? Id { get; set; }
     }
diff --git a/Falcon.SugarApi/DatabaseDefinitions/EntityStringId.cs b/Falcon.SugarApi/DatabaseDefinitions/EntityStringId.cs
index dea66b7..444cfab 100644
--- a/Falcon.SugarApi/DatabaseDefinitions/EntityStringId.cs
+++ b/Falcon.SugarApi/DatabaseDefinitions/EntityStringId.cs
@@ -12,6 +12,7 @@ namespace Falcon.SugarApi.DatabaseDefinitions
         /// 主键 默认GUID 382c74c3-721d-4f34-80e5-57657b6cbc27
         /// </summary>
         [SugarColumn(IsPrimaryKey = true,ColumnDescription = "主键")]
+        [Key]
         [MaxLength(36)]
         public string? Id { get; set; }
     }