diff --git a/src/init.js b/src/init.js
index 5418a3b4f..69c40d39a 100644
--- a/src/init.js
+++ b/src/init.js
@@ -64,6 +64,9 @@ var translations = require('../locales/translations.json');
         var obj = jar.get('scratchlanguage');
         if (typeof obj === 'undefined') {
             obj = window.navigator.userLanguage || window.navigator.language;
+            if (['pt','pt-pt','PT','PT-PT'].indexOf(obj) !== -1) {
+                obj = 'pt-br'; // default Portuguese users to Brazilian Portuguese due to our user base. Added in 2.2.5.
+            }
         }
         if (typeof translations[obj] === 'undefined') {
             // Fall back on the split