diff --git a/config/routes.rb b/config/routes.rb
index cc95f859fe..5f40d681af 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -183,7 +183,8 @@ Discourse::Application.routes.draw do
     post "flags/disagree/:id" => "flags#disagree"
     post "flags/defer/:id" => "flags#defer"
     resources :site_customizations, constraints: AdminConstraint.new
-    scope "/customize" do
+
+    scope "/customize", constraints: AdminConstraint.new do
       resources :user_fields, constraints: AdminConstraint.new
       resources :emojis, constraints: AdminConstraint.new