diff --git a/frontend/routes.rb b/frontend/routes.rb
index 9a3df95..ef86c84 100644
--- a/frontend/routes.rb
+++ b/frontend/routes.rb
@@ -1,3 +1,7 @@
 ArchivesSpace::Application.routes.draw do
-  match('/plugins/top_containers_labels/print_labels' => 'top_containers_labels#print_labels', :via => [:post])
+  [AppConfig[:frontend_proxy_prefix], AppConfig[:frontend_prefix]].uniq.each do |prefix|
+    scope prefix do
+      match('plugins/top_containers_labels/print_labels' => 'top_containers_labels#print_labels', :via => [:post])
+    end
+  end
 end