diff --git a/src/Form/Settings/TypeSynonymRowType.php b/src/Form/Settings/TypeSynonymRowType.php
index f3b8f0b6..ffff14fa 100644
--- a/src/Form/Settings/TypeSynonymRowType.php
+++ b/src/Form/Settings/TypeSynonymRowType.php
@@ -139,7 +139,7 @@ class TypeSynonymRowType extends AbstractType
      */
     private function getPreferredLocales(): array
     {
-        $fromSettings = $this->localizationSettings->languageMenuEntries ?? [];
+        $fromSettings = $this->localizationSettings->languageMenuEntries;
         return !empty($fromSettings) ? array_values($fromSettings) : array_values($this->preferredLanguagesParam);
     }