diff --git a/Src/Dlhis.Entity/Device/Entities/DeviceGroupEntity.cs b/Src/Dlhis.Entity/Device/Entities/DeviceGroupEntity.cs
index b3f44bb9..9b551fbe 100644
--- a/Src/Dlhis.Entity/Device/Entities/DeviceGroupEntity.cs
+++ b/Src/Dlhis.Entity/Device/Entities/DeviceGroupEntity.cs
@@ -43,6 +43,12 @@ public class DeviceGroupEntity : SugarBaseEntity, ITenantId, ISoftDeleted
     [SugarColumn(ColumnDescription = "是否可编辑")]
     public bool Editable { get; set; }
 
+    /// <summary>
+    /// 备注
+    /// </summary>
+    [SugarColumn(IsNullable = true)]
+    public string Remark { get; set; }
+
 
     public string TenantId { get; set; }
 
diff --git a/Src/Dlhis.Entity/Device/Entities/DeviceRegistryEntity.cs b/Src/Dlhis.Entity/Device/Entities/DeviceRegistryEntity.cs
index aa88393e..4d45f3ef 100644
--- a/Src/Dlhis.Entity/Device/Entities/DeviceRegistryEntity.cs
+++ b/Src/Dlhis.Entity/Device/Entities/DeviceRegistryEntity.cs
@@ -13,7 +13,7 @@ public class DeviceRegistryEntity : SugarBaseEntity, ITenantId
     /// <summary>
     /// 设备唯一号
     /// </summary>
-    [SugarColumn(ColumnDescription = "设备唯一号")]
+    [SugarColumn(ColumnDescription = "设备唯一号", UniqueGroupNameList = new[] { "idx_DeviceRegistry_DeviceUniqueNo" })]
     public string DeviceUniqueNo { get; set; }
 
     /// <summary>