diff --git a/src/menu-helpers.js b/src/menu-helpers.js
index 4dfee33c6..0e0451773 100644
--- a/src/menu-helpers.js
+++ b/src/menu-helpers.js
@@ -96,8 +96,6 @@ function cloneMenuItem(item) {
     'afterGroupContaining'
   );
   if (item.id === null || item.id === undefined) {
-    // item.id is internally used by the function defined in this file, because `atom-i18n` localize item.label.
-    // cloneMenuItem() create menus from template (menu_{darwin, linux, win32}.cson), then `atom-i18n` can localize menu.
     item.id = normalizeLabel(item.label);
   }
   if (item.submenu != null) {