diff --git a/Infrastructure/StringConverter.cs b/Infrastructure/StringConverter.cs
new file mode 100644
index 0000000..c057b2f
--- /dev/null
+++ b/Infrastructure/StringConverter.cs
@@ -0,0 +1,48 @@
+using System;
+using System.Buffers;
+using System.Linq;
+using System.Text;
+using System.Text.Json;
+
+namespace Infrastructure
+{
+    /// <summary>
+    /// Json任何类型读取到字符串属性
+    /// 因为 System.Text.Json 必须严格遵守类型一致，当非字符串读取到字符属性时报错：
+    /// The JSON value could not be converted to System.String.
+    /// </summary>
+    public class StringConverter : System.Text.Json.Serialization.JsonConverter<string>
+    {
+        public override string Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
+        {
+            if (reader.TokenType == JsonTokenType.String)
+            {
+                return reader.GetString();
+            }
+            else
+            {
+                //非字符类型，返回原生内容
+                return GetRawPropertyValue(reader);
+            }
+
+            throw new JsonException();
+        }
+
+        public override void Write(Utf8JsonWriter writer, string value, JsonSerializerOptions options)
+        {
+            writer.WriteStringValue(value);
+        }
+        /// <summary>
+         /// 非字符类型，返回原生内容
+         /// </summary>
+         /// <param name="jsonReader"></param>
+         /// <returns></returns>
+        private static string GetRawPropertyValue(Utf8JsonReader jsonReader)
+        {
+            ReadOnlySpan<byte> utf8Bytes = jsonReader.HasValueSequence ?
+            jsonReader.ValueSequence.ToArray() :
+            jsonReader.ValueSpan;
+            return Encoding.UTF8.GetString(utf8Bytes);
+        }
+    }
+}
diff --git a/ZR.Admin.WebApi/Controllers/System/SysUserController.cs b/ZR.Admin.WebApi/Controllers/System/SysUserController.cs
index 9b9ce33..2041414 100644
--- a/ZR.Admin.WebApi/Controllers/System/SysUserController.cs
+++ b/ZR.Admin.WebApi/Controllers/System/SysUserController.cs
@@ -1,7 +1,6 @@
 using Microsoft.AspNetCore.Mvc;
 using MiniExcelLibs;
 using SqlSugar;
-using ZR.Admin.WebApi.Extensions;
 using ZR.Admin.WebApi.Filters;
 using ZR.Model;
 using ZR.Model.System;
@@ -146,7 +145,7 @@ namespace ZR.Admin.WebApi.Controllers.System
         public IActionResult Remove(int userid = 0)
         {
             if (userid <= 0) { return ToResponse(ApiResult.Error(101, "请求参数错误")); }
-            if (userid == 1) return ToResponse(Infrastructure.ResultCode.FAIL, "不能删除管理员账号");
+            if (userid == 1) return ToResponse(ResultCode.FAIL, "不能删除管理员账号");
             int result = UserService.DeleteUser(userid);
 
             return ToResponse(result);
@@ -159,7 +158,7 @@ namespace ZR.Admin.WebApi.Controllers.System
         [HttpPut("resetPwd")]
         [Log(Title = "重置密码", BusinessType = BusinessType.UPDATE)]
         [ActionPermissionFilter(Permission = "system:user:resetPwd")]
-        public IActionResult ResetPwd([FromBody] SysUser sysUser)
+        public IActionResult ResetPwd([FromBody] SysUserDto sysUser)
         {
             //密码md5
             sysUser.Password = NETCore.Encrypt.EncryptProvider.Md5(sysUser.Password);
diff --git a/ZR.Admin.WebApi/Program.cs b/ZR.Admin.WebApi/Program.cs
index 662ce75..985fd4f 100644
--- a/ZR.Admin.WebApi/Program.cs
+++ b/ZR.Admin.WebApi/Program.cs
@@ -83,6 +83,7 @@ builder.Services.AddMvc(options =>
     options.JsonSerializerOptions.WriteIndented = true;
     options.JsonSerializerOptions.Converters.Add(new JsonConverterUtil.DateTimeConverter());
     options.JsonSerializerOptions.Converters.Add(new JsonConverterUtil.DateTimeNullConverter());
+    options.JsonSerializerOptions.Converters.Add(new Infrastructure.StringConverter());
 });
 
 builder.Services.AddSwaggerConfig();
diff --git a/ZR.Model/System/Dto/SysUserDto.cs b/ZR.Model/System/Dto/SysUserDto.cs
index 2dc0b95..9d07520 100644
--- a/ZR.Model/System/Dto/SysUserDto.cs
+++ b/ZR.Model/System/Dto/SysUserDto.cs
@@ -14,6 +14,7 @@ namespace ZR.Model.System.Dto
         /// 用户性别（0男 1女 2未知）
         /// </summary>
         public int Sex { get; set; }
+        public string Password { get; set; }
     }
 
     public class SysUserQueryDto