diff --git a/classes/LocalizationPack.php b/classes/LocalizationPack.php
index 8c0bccfa1..cb96729de 100644
--- a/classes/LocalizationPack.php
+++ b/classes/LocalizationPack.php
@@ -292,53 +292,46 @@ class LocalizationPackCore
 			foreach ($xml->languages->language as $data)
 			{
 				$attributes = $data->attributes();
-				if (Language::getIdByIso($attributes['iso_code']))
-					continue;
-				$native_lang = Language::getLanguages();
-				$native_iso_code = array();
-				foreach ($native_lang as $lang)
-					$native_iso_code[] = $lang['iso_code'];
 				// if we are not in an installation context or if the pack is not available in the local directory
-				if (!$install_mode || !in_array((string)$attributes['iso_code'], $native_iso_code))
+				if (Language::getIdByIso($attributes['iso_code']) && !$install_mode)
+					continue;
+
+				$errno = 0;
+				$errstr = '';
+				if (!$lang_pack_link = Tools::file_get_contents('http://www.prestashop.com/download/lang_packs/get_language_pack.php?version='._PS_VERSION_.'&iso_lang='.$attributes['iso_code']))
+					$this->_errors[] = Tools::displayError('Archive cannot be downloaded from prestashop.com.');
+				elseif (!$lang_pack = Tools::jsonDecode($lang_pack_link))
+					$this->_errors[] = Tools::displayError('Error occurred when language was checked according to your Prestashop version.');
+				elseif ($content = Tools::file_get_contents('http://translations.prestashop.com/download/lang_packs/gzip/'.$lang_pack->version.'/'.$attributes['iso_code'].'.gzip'))
 				{
-					$errno = 0;
-					$errstr = '';
-					if (!@fsockopen('api.prestashop.com', 80, $errno, $errstr, 5))
-						$this->_errors[] = Tools::displayError('Archive cannot be downloaded from prestashop.com.');
-					elseif (!($lang_pack = Tools::jsonDecode(Tools::file_get_contents('http://www.prestashop.com/download/lang_packs/get_language_pack.php?version='._PS_VERSION_.'&iso_lang='.$attributes['iso_code']))))
-						$this->_errors[] = Tools::displayError('Error occurred when language was checked according to your Prestashop version.');
-					elseif ($content = Tools::file_get_contents('http://translations.prestashop.com/download/lang_packs/gzip/'.$lang_pack->version.'/'.$attributes['iso_code'].'.gzip'))
+					$file = _PS_TRANSLATIONS_DIR_.$attributes['iso_code'].'.gzip';
+					if (file_put_contents($file, $content))
 					{
-						$file = _PS_TRANSLATIONS_DIR_.$attributes['iso_code'].'.gzip';
-						if (file_put_contents($file, $content))
+						$gz = new Archive_Tar($file, true);
+						$files_list = $gz->listContent();
+
+						if (!$gz->extract(_PS_TRANSLATIONS_DIR_.'../', false))
 						{
-							$gz = new Archive_Tar($file, true);
-							$files_list = $gz->listContent();
-
-							if (!$gz->extract(_PS_TRANSLATIONS_DIR_.'../', false))
-							{
-								$this->_errors[] = Tools::displayError('Cannot decompress the translation file for the following language: ').(string)$attributes['iso_code'];
-								return false;
-							}
-							else
-							{
-								AdminTranslationsController::checkAndAddMailsFiles($attributes['iso_code'], $files_list);
-								AdminTranslationsController::addNewTabs($attributes['iso_code'], $files_list);
-							}
-
-							if (!Language::checkAndAddLanguage((string)$attributes['iso_code']))
-							{
-								$this->_errors[] = Tools::displayError('An error occurred while creating the language: ').(string)$attributes['iso_code'];
-								return false;
-							}
-
-							@unlink($file);
+							$this->_errors[] = Tools::displayError('Cannot decompress the translation file for the following language: ').(string)$attributes['iso_code'];
+							return false;
 						}
 						else
-							$this->_errors[] = Tools::displayError('Server does not have permissions for writing.');
+						{
+							AdminTranslationsController::checkAndAddMailsFiles($attributes['iso_code'], $files_list);
+							AdminTranslationsController::addNewTabs($attributes['iso_code'], $files_list);
+						}
+						if (!Language::checkAndAddLanguage((string)$attributes['iso_code']))
+						{
+							$this->_errors[] = Tools::displayError('An error occurred while creating the language: ').(string)$attributes['iso_code'];
+							return false;
+						}
+						@unlink($file);
 					}
+					else
+						$this->_errors[] = Tools::displayError('Server does not have permissions for writing.');
 				}
 			}
+		}
 
 		// change the default language if there is only one language in the localization pack
 		if (!count($this->_errors) && $install_mode && isset($attributes['iso_code']) && count($xml->languages->language) == 1)