diff --git a/bigbluebutton-html5/imports/ui/services/settings/index.js b/bigbluebutton-html5/imports/ui/services/settings/index.js
index 020f956afe1fb9bf9a63cf90fb172a6813feafde..233870a194c52cbac07eaa67c02c6c1c57a3ab20 100644
--- a/bigbluebutton-html5/imports/ui/services/settings/index.js
+++ b/bigbluebutton-html5/imports/ui/services/settings/index.js
@@ -33,7 +33,7 @@ class Settings {
 
     // Sets default locale to browser locale
     defaultValues.application.locale = navigator.languages[0] ||
-                                       navigator.language
+                                       navigator.language ||
                                        defaultValues.application.locale;
 
     this.setDefault(defaultValues);