diff --git a/Classes/Service/DeeplService.php b/Classes/Service/DeeplService.php
index 4afa7882..02eab2ef 100644
--- a/Classes/Service/DeeplService.php
+++ b/Classes/Service/DeeplService.php
@@ -55,8 +55,12 @@ public function __construct(
         $objectManager = GeneralUtility::makeInstance(ObjectManager::class);
         $this->deeplSettingsRepository = $objectManager->get(SettingsRepository::class);
 
-        $this->loadSupportedLanguages();
-        $this->apiSupportedLanguages['target'] = $this->deeplSettingsRepository->getSupportedLanguages($this->apiSupportedLanguages['target']);
+        $config = $GLOBALS['TYPO3_CONF_VARS']['EXTENSIONS']['wv_deepltranslate'];
+
+        if ($config['apiKey'] && $config['apiUrl']) {
+            $this->loadSupportedLanguages();
+            $this->apiSupportedLanguages['target'] = $this->deeplSettingsRepository->getSupportedLanguages($this->apiSupportedLanguages['target']);
+        }
     }
 
     /**