diff --git a/src/w3c/level.js b/src/w3c/level.js
index 3818b9d8b9..5cf4a29e96 100644
--- a/src/w3c/level.js
+++ b/src/w3c/level.js
@@ -9,7 +9,7 @@
 
 import { getIntlData, showError } from "../core/utils.js";
 export const name = "w3c/level";
-
+/** @type {LocalizationStrings} */
 const localizationStrings = {
   en: {
     level: "Level",