diff --git a/app/models/laboratory_setting.rb b/app/models/laboratory_setting.rb
index dc7679514..32848dca2 100644
--- a/app/models/laboratory_setting.rb
+++ b/app/models/laboratory_setting.rb
@@ -34,7 +34,7 @@ class LaboratorySetting < ApplicationRecord
 
   def logo_url(type)
     return nil unless Util::FileManage.exists?(self, type)
-    Util::FileManage.source_disk_file_url(self, type)[1..-1] # 前端不兼容带 / 的
+    Util::FileManage.source_disk_file_url(self, type)
   end
 
   def self.default_config
diff --git a/app/views/settings/show.json.jbuilder b/app/views/settings/show.json.jbuilder
index 0765e303b..1fce12b77 100644
--- a/app/views/settings/show.json.jbuilder
+++ b/app/views/settings/show.json.jbuilder
@@ -2,9 +2,9 @@ json.setting do
   setting = @laboratory.laboratory_setting
 
   json.name setting.name || default_setting.name
-  json.nav_logo_url setting.nav_logo_url || default_setting.nav_logo_url
-  json.login_logo_url setting.login_logo_url || default_setting.login_logo_url
-  json.tab_logo_url setting.tab_logo_url || default_setting.tab_logo_url
+  json.nav_logo_url (setting.nav_logo_url || default_setting.nav_logo_url)&.[](1..-1)
+  json.login_logo_url (setting.login_logo_url || default_setting.login_logo_url)&.[](1..-1)
+  json.tab_logo_url (setting.tab_logo_url || default_setting.tab_logo_url)&.[](1..-1)
 
   json.navbar setting.navbar || default_setting.navbar