diff --git a/application/controllers/InstallController.php b/application/controllers/InstallController.php
index 6f4f1dc..93a0443 100644
--- a/application/controllers/InstallController.php
+++ b/application/controllers/InstallController.php
@@ -73,7 +73,7 @@ class InstallController extends Zend_Controller_Action
             $this->_response->setRedirect($redirectUrl);
         }
         // set selected languge
-        $language = $this->_getParam('language', 'en');
+        $language = $this->_getParam('language', null);
         $languages = $lang->getAvailableLanguages();
 
         // check user browser language