diff --git a/Tests/Unit/AbstractTestCase.php b/Tests/Unit/AbstractTestCase.php
index 44feb3a56..df0368e50 100644
--- a/Tests/Unit/AbstractTestCase.php
+++ b/Tests/Unit/AbstractTestCase.php
@@ -18,6 +18,7 @@
 use TYPO3\CMS\Core\Charset\CharsetConverter;
 use TYPO3\CMS\Core\Core\ApplicationContext;
 use TYPO3\CMS\Core\Core\Environment;
+use TYPO3\CMS\Core\Localization\LanguageService;
 use TYPO3\CMS\Core\Localization\Locale;
 use TYPO3\CMS\Core\Localization\Locales;
 use TYPO3\CMS\Core\Localization\LocalizationFactory;