diff --git a/app/controllers/attachments_controller.rb b/app/controllers/attachments_controller.rb
index 16842fb55..14e53b3e2 100644
--- a/app/controllers/attachments_controller.rb
+++ b/app/controllers/attachments_controller.rb
@@ -28,8 +28,8 @@ class AttachmentsController < ApplicationController
     update_downloads(@file)
   end
 
-  
-  def get_file 
+
+  def get_file
     normal_status(-1, "参数缺失") if params[:download_url].blank?
     url = URI.encode(params[:download_url].to_s.gsub("http:", "https:"))
     response = Faraday.get(url)
@@ -45,7 +45,7 @@ class AttachmentsController < ApplicationController
       uid_logger("#########################file_params####{params["#{params[:file_param_name]}"]}")
       raise "未上传文件" unless upload_file
 
-      folder = edu_setting('attachment_folder')
+      folder = file_storage_directory
       raise "存储目录未定义" unless folder.present?
 
       month_folder = current_month_folder
@@ -108,7 +108,7 @@ class AttachmentsController < ApplicationController
   end
 
   # 附件为视频时，点击播放
-  def preview_attachment 
+  def preview_attachment
     attachment = Attachment.find_by(id: params[:id])
     dir_path = "#{Rails.root}/public/preview"
     Dir.mkdir(dir_path) unless Dir.exist?(dir_path)
@@ -118,10 +118,10 @@ class AttachmentsController < ApplicationController
       else
         normal_status(-1, "出现错误，请稍后重试")
       end
-    else 
+    else
       if system("rm -rf #{dir_path}/#{attachment.disk_filename}")
         normal_status(1, "操作成功")
-      else 
+      else
         normal_status(-1, "出现错误，请稍后重试")
       end
     end
diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index 4a67fd413..d5ca638a6 100644
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -1,4 +1,5 @@
 class UsersController < ApplicationController
+  include ApplicationHelper
   include Ci::DbConnectable
 
   before_action :load_user, only: [:show, :homepage_info, :sync_token, :sync_gitea_pwd, :projects, :watch_users, :fan_users]
@@ -79,7 +80,7 @@ class UsersController < ApplicationController
 
   def attachment_show
     file_name = params[:file_name]
-    path = params[:path] || edu_setting('attachment_folder')
+    path = params[:path] || file_storage_directory
     send_file "#{path}/#{file_name}", :filename => "#{file_name}",
               :type => 'game',
               :disposition => 'attachment' #inline can open in browser
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 1ac9a85b7..75532188e 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -322,7 +322,15 @@ module ApplicationHelper
   end
 
   def absolute_path(file_path)
-    File.join(edu_setting('attachment_folder'), file_path)
+    file_root_directory + File.join(edu_setting('attachment_folder'), file_path)
+  end
+
+  def file_root_directory
+    Rails.root.to_s
+  end
+
+  def file_storage_directory
+    file_root_directory + edu_setting('attachment_folder')
   end
 
   def local_path(file)