diff --git a/src/Factory/DependencyFactory.php b/src/Factory/DependencyFactory.php
index 79d51331ae..10d4ea587f 100644
--- a/src/Factory/DependencyFactory.php
+++ b/src/Factory/DependencyFactory.php
@@ -3,8 +3,8 @@
 namespace Friendica\Factory;
 
 use Friendica\App;
-use Friendica\Core\L10n\L10n;
 use Friendica\Core\Config\Cache\PConfigCache;
+use Friendica\Core\L10n\L10n;
 use Friendica\Factory;
 use Friendica\Util\BasePath;
 use Friendica\Util\BaseURL;
@@ -40,7 +40,7 @@ class DependencyFactory
 		$logger = Factory\LoggerFactory::create($channel, $database, $config, $profiler);
 		Factory\LoggerFactory::createDev($channel, $config, $profiler);
 		$baseURL = new BaseURL($config, $_SERVER);
-		$l10n = new L10n(L10n::detectLanguage($config->get('system', 'language', 'de')),
+		$l10n = new L10n(L10n::detectLanguage($config->get('system', 'language')),
 			$database,
 			$logger);
 
diff --git a/tests/include/ApiTest.php b/tests/include/ApiTest.php
index 05ce00b10f..0c25ccc1c7 100644
--- a/tests/include/ApiTest.php
+++ b/tests/include/ApiTest.php
@@ -56,7 +56,7 @@ class ApiTest extends DatabaseTest
 		$logger = Factory\LoggerFactory::create('test', self::$dba, $config, self::$profiler);
 		$baseUrl = new BaseURL($config, $_SERVER);
 		$router = new App\Router();
-		$l10n = new L10n(L10n::detectLanguage($config->get('system', 'language', 'en')),
+		$l10n = new L10n(L10n::detectLanguage($config->get('system', 'language')),
 			self::$dba,
 			$logger);
 		$this->app = new App(self::$dba, $config, self::$mode, $router, $baseUrl, $logger, self::$profiler, $l10n, false);
diff --git a/tests/src/Database/DBATest.php b/tests/src/Database/DBATest.php
index 97142976be..cc25373e1a 100644
--- a/tests/src/Database/DBATest.php
+++ b/tests/src/Database/DBATest.php
@@ -21,7 +21,7 @@ class DBATest extends DatabaseTest
 		$logger = Factory\LoggerFactory::create('test', self::$dba, $config, self::$profiler);
 		$baseUrl = new BaseURL($config, $_SERVER);
 		$router = new App\Router();
-		$l10n = new L10n(L10n::detectLanguage($config->get('system', 'language', 'en')),
+		$l10n = new L10n(L10n::detectLanguage($config->get('system', 'language')),
 			self::$dba,
 			$logger);
 		$this->app = new App(self::$dba, $config, self::$mode, $router, $baseUrl, $logger, self::$profiler, $l10n, false);
diff --git a/tests/src/Database/DBStructureTest.php b/tests/src/Database/DBStructureTest.php
index 29de13cb78..3cecec62a9 100644
--- a/tests/src/Database/DBStructureTest.php
+++ b/tests/src/Database/DBStructureTest.php
@@ -25,7 +25,7 @@ class DBStructureTest extends DatabaseTest
 		$logger = Factory\LoggerFactory::create('test', self::$dba, $config, self::$profiler);
 		$baseUrl = new BaseURL($config, $_SERVER);
 		$router = new App\Router();
-		$l10n = new L10n(L10n::detectLanguage($config->get('system', 'language', 'en')),
+		$l10n = new L10n(L10n::detectLanguage($config->get('system', 'language')),
 			self::$dba,
 			$logger);
 		$this->app = new App(self::$dba, $config, self::$mode, $router, $baseUrl, $logger, self::$profiler, $l10n, false);