diff --git a/docs/how-to-work-on-localized-client-webapp.md b/docs/how-to-work-on-localized-client-webapp.md
index b88774c1d37..1406090af6a 100644
--- a/docs/how-to-work-on-localized-client-webapp.md
+++ b/docs/how-to-work-on-localized-client-webapp.md
@@ -82,13 +82,23 @@ Some of these files are translated on our translation platform (Crowdin), some a
 
 ## Testing the client app in a world language
 
-You can test the client app in any language available in the [list of languages here](https://github.com/freeCodeCamp/freeCodeCamp/blob/6b4a6a02568b809fc216ea8566ff5df446d1da4e/config/i18n/all-langs.js#L5).
+You can test the client app in any language available in the [list of languages here](https://github.com/freeCodeCamp/freeCodeCamp/blob/main/config/i18n/all-langs.ts).
 
 ```js
-  const availableLangs = {
-    client: ['english', 'espanol', 'chinese'],
-    ...
-  };
+  export const availableLangs = {
+  client: [
+    'english',
+    'espanol',
+    'chinese',
+    'chinese-traditional',
+    'italian',
+    'portuguese',
+    'ukrainian',
+    'japanese',
+    'german'
+  ],
+  ...
+};
 ```
 
 If you are testing a new language, create a folder with the language name as the title next to the other languages and copy the JSON files from another language into your new folder.