diff -u b/core/modules/config_translation/src/ConfigTranslation/EntityDisplayMapper.php b/core/modules/config_translation/src/ConfigTranslation/EntityDisplayMapper.php
--- b/core/modules/config_translation/src/ConfigTranslation/EntityDisplayMapper.php
+++ b/core/modules/config_translation/src/ConfigTranslation/EntityDisplayMapper.php
@@ -64,7 +64,7 @@
         '@mode' => $mode,
       ]);
     }
-    parent::getTypeLabel();
+    return parent::getTypeLabel();
   }
 
   /**
@@ -84,7 +84,7 @@
         '@label' => $base_entity_info->getLabel(),
       ]);
     }
-    parent::getTypeLabel();
+    return parent::getTypeLabel();
   }
 
   /**