app/assets/javascripts/i18n.js in i18n-js-3.0.1 vs app/assets/javascripts/i18n.js in i18n-js-3.0.2

@@ -307,14 +307,14 @@
     locales.forEach(function(locale) {
       var localeParts = locale.split("-");
       var firstFallback = null;
       var secondFallback = null;
       if (localeParts.length === 3) {
-        firstFallback = localeParts[0];
-        secondFallback = [
+        firstFallback = [
           localeParts[0],
           localeParts[1]
         ].join("-");
+        secondFallback = localeParts[0];
       }
       else if (localeParts.length === 2) {
         firstFallback = localeParts[0];
       }