diff --git a/Src/Dlhis.Entity/Basic/Entity/DeviceEntity.cs b/Src/Dlhis.Entity/Basic/Entity/DeviceEntity.cs
index 90e508fe..4b451a3c 100644
--- a/Src/Dlhis.Entity/Basic/Entity/DeviceEntity.cs
+++ b/Src/Dlhis.Entity/Basic/Entity/DeviceEntity.cs
@@ -56,7 +56,7 @@ public class DeviceEntity : SugarBaseEntity, ITenantId
     /// <summary>
     /// 部署坐标
     /// </summary>
-    [SugarColumn(IsJson = true, ColumnDescription = "部署坐标")]
+    [SugarColumn(ColumnDescription = "部署坐标")]
     public string DeployPosition { get; set; }
 
     /// <summary>