diff --git a/app/controllers/libraries_controller.rb b/app/controllers/libraries_controller.rb
index d0765fcbf..8f54a0e82 100644
--- a/app/controllers/libraries_controller.rb
+++ b/app/controllers/libraries_controller.rb
@@ -38,7 +38,7 @@ class LibrariesController < ApplicationController
   def create
     library = current_user.libraries.new
     Libraries::SaveService.call(library, current_user, save_params)
-    render_ok({id: library})
+    render_ok({id: library.id})
   rescue Libraries::SaveService::Error => ex
     render_error(ex.message)
   end