diff --git a/app/initializers/translations.js b/app/initializers/translations.js
index 79c7c96..0a9cbe0 100644
--- a/app/initializers/translations.js
+++ b/app/initializers/translations.js
@@ -8,7 +8,7 @@ export default {
   initialize: function(container, application) {
     // detect browser language
     var language = '';
-    
+
     // have a look if it's already stored in a cookie
     var cookie = document.cookie.replace(" ", "").split(";");
     cookie.forEach(function(t){
@@ -17,32 +17,32 @@ export default {
         language = x[1];
       }
     });
-  
+
     // if not we do it by browser language
     if (language === '') {
       language = (window.navigator.userLanguage || window.navigator.language).split("-")[0];
     }
-    
+
     // check if language is supported
     if(typeof translations[language] !== "object") {
       language = "en";
     }
-  
+
     Ember.FEATURES.I18N_TRANSLATE_HELPER_SPAN = false;
     Ember.ENV.I18N_COMPILE_WITHOUT_HANDLEBARS = true;
-    Ember.I18n.translations = translations[language];
+    Ember.I18n.translations = Ember.copy(translations[language]);
     Ember.I18n.locale = language;
-    
+
     // inject into controller
     var languageStorage = Ember.Object.extend({
       selected: language
     });
     container.register('language:current', languageStorage, {singleton: true});
     application.inject('controller', 'language', 'language:current');
-    
+
     // set moment locale
     moment.locale( language );
-    
+
     // set webshim locale
     webshim.activeLang(language);
   }
diff --git a/tests/unit/lang-test.js b/tests/unit/lang-test.js
index 930a5b3..a7a1708 100644
--- a/tests/unit/lang-test.js
+++ b/tests/unit/lang-test.js
@@ -6,11 +6,7 @@ module('Unit | languages');
 // Replace this with your real tests.
 test('translations are correct', function(assert) {
   assert.ok(languages);
-  /*
-   * test not working
-   * ember-i18n pluralization seems to add another key to languages object
-   * not sure why this modified languages object is retrieved by test
-   * https://github.com/jamesarosen/ember-i18n/tree/810aa7f04b2d30903fa094a5aac10bd4c936fcfe#pluralization
+
   Object.keys(languages).map(function(language) {
     if (language !== 'en') {
       assert.equal(
@@ -20,7 +16,6 @@ test('translations are correct', function(assert) {
       );
     }
   });
-   */
 
   Object.keys(languages.en).map(function(translationKey) {
     Object.keys(languages).map(function(language) {