diff --git a/Bootstrap.Admin/Controllers/Api/ProfilesController.cs b/Bootstrap.Admin/Controllers/Api/ProfilesController.cs
index 07a630a4..0775092a 100644
--- a/Bootstrap.Admin/Controllers/Api/ProfilesController.cs
+++ b/Bootstrap.Admin/Controllers/Api/ProfilesController.cs
@@ -40,11 +40,11 @@ namespace Bootstrap.Admin.Controllers.Api
                 if (System.IO.File.Exists(fileName)) System.IO.File.Delete(fileName);
                 fileName = "default.jpg";
                 var webSiteUrl = DictHelper.RetrieveIconFolderPath();
-                var fileUrl = string.Format("{0}{1}", webSiteUrl, fileName);
                 var filePath = Path.Combine(env.WebRootPath, webSiteUrl.Replace("~", string.Empty).Replace('/', Path.DirectorySeparatorChar).TrimStart(Path.DirectorySeparatorChar) + fileName);
                 fileSize = new FileInfo(filePath).Length;
-                previewUrl = string.Format("{0}?q={1}", Url.Content(fileUrl), DateTime.Now.Ticks);
-                UserHelper.SaveUserIconByName(userName, fileName);
+                var iconName = $"{fileName}?v={DateTime.Now.Ticks}";
+                previewUrl = Url.Content($"{webSiteUrl}{iconName}");
+                UserHelper.SaveUserIconByName(userName, iconName);
             }
             catch (Exception ex)
             {
@@ -88,13 +88,11 @@ namespace Bootstrap.Admin.Controllers.Api
             var userName = User.Identity.Name;
             var error = string.Empty;
             var fileName = string.Empty;
-            if (User.IsInRole("Administrators")) userName = "default";
             if (files.Files.Count > 0)
             {
                 var uploadFile = files.Files[0];
                 var webSiteUrl = DictHelper.RetrieveIconFolderPath();
-                fileName = string.Format("{0}{1}", userName, Path.GetExtension(uploadFile.FileName));
-                var fileUrl = string.Format("{0}{1}", webSiteUrl, fileName);
+                fileName = $"{userName}{Path.GetExtension(uploadFile.FileName)}";
                 var filePath = Path.Combine(env.WebRootPath, webSiteUrl.Replace("~", string.Empty).Replace('/', Path.DirectorySeparatorChar).TrimStart(Path.DirectorySeparatorChar) + fileName);
                 var fileFolder = Path.GetDirectoryName(filePath);
                 fileSize = uploadFile.Length;
@@ -103,8 +101,9 @@ namespace Bootstrap.Admin.Controllers.Api
                 {
                     await uploadFile.CopyToAsync(fs);
                 }
-                previewUrl = string.Format("{0}?q={1}", Url.Content(fileUrl), DateTime.Now.Ticks);
-                UserHelper.SaveUserIconByName(userName, fileName);
+                var iconName = $"{fileName}?v={DateTime.Now.Ticks}";
+                previewUrl = Url.Content($"{webSiteUrl}{iconName}");
+                UserHelper.SaveUserIconByName(userName, iconName);
             }
             return new JsonResult(new
             {
diff --git a/Bootstrap.Admin/Models/ProfilesModel.cs b/Bootstrap.Admin/Models/ProfilesModel.cs
index 32951ea7..ff5cd6f0 100644
--- a/Bootstrap.Admin/Models/ProfilesModel.cs
+++ b/Bootstrap.Admin/Models/ProfilesModel.cs
@@ -1,6 +1,7 @@
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.AspNetCore.Mvc;
 using System.IO;
+using System.Linq;
 
 namespace Bootstrap.Admin.Models
 {
@@ -29,6 +30,9 @@ namespace Bootstrap.Admin.Models
             if (host != null)
             {
                 var fileName = Path.Combine(host.WebRootPath, Icon.TrimStart('~', '/').Replace('/', Path.DirectorySeparatorChar));
+
+                // 数据库存储的个人图片有后缀 default.jpg?v=1234567
+                fileName = fileName.Split('?').FirstOrDefault();
                 if (File.Exists(fileName))
                 {
                     Size = new FileInfo(fileName).Length;
diff --git a/Bootstrap.Admin/Views/Shared/Header.cshtml b/Bootstrap.Admin/Views/Shared/Header.cshtml
index 78d82b1d..6eba5e63 100644
--- a/Bootstrap.Admin/Views/Shared/Header.cshtml
+++ b/Bootstrap.Admin/Views/Shared/Header.cshtml
@@ -88,7 +88,7 @@
         </div>
         <div class="dropdown userinfo">
             <a data-toggle="dropdown" class="dropdown-toggle shadow-default" href="#">
-                <img id="headerIcon" alt="" src="@Url.Content(Model.Icon)" asp-append-version="true">
+                <img id="headerIcon" alt="" src="@Url.Content(Model.Icon)">
                 <span id="userDisplayName" data-userName="@Model.UserName" class="username text-truncate d-inline-block">@Model.DisplayName</span>
             </a>
             <div class="dropdown-menu dropdown-menu-right">
diff --git a/Bootstrap.DataAccess/Helper/UserHelper.cs b/Bootstrap.DataAccess/Helper/UserHelper.cs
index 3847826f..1087cf1f 100644
--- a/Bootstrap.DataAccess/Helper/UserHelper.cs
+++ b/Bootstrap.DataAccess/Helper/UserHelper.cs
@@ -238,7 +238,7 @@ namespace Bootstrap.DataAccess
         public static bool SaveUserIconByName(string userName, string iconName)
         {
             var ret = DbContextManager.Create<User>().SaveUserIconByName(userName, iconName);
-            if (ret) CacheCleanUtility.ClearCache(cacheKey: $"{RetrieveUsersDataKey}*");
+            if (ret) CacheCleanUtility.ClearCache(cacheKey: $"{RetrieveUsersByNameDataKey}*");
             return ret;
         }