diff --git a/src/Plugin/Field/FieldFormatter/TypedRelationFormatter.php b/src/Plugin/Field/FieldFormatter/TypedRelationFormatter.php
index 2ebce91..dc645ee 100644
--- a/src/Plugin/Field/FieldFormatter/TypedRelationFormatter.php
+++ b/src/Plugin/Field/FieldFormatter/TypedRelationFormatter.php
@@ -29,7 +29,7 @@ public function viewElements(FieldItemListInterface $items, $langcode) {
       $rel_types = $item->getRelTypes();
       $rel_type = isset($rel_types[$item->rel_type]) ? $rel_types[$item->rel_type] : $item->rel_type;
       if (!empty($rel_type)) {
-        $elements[$delta]['#prefix'] = $rel_type . ': ';
+        $elements[$delta]['#prefix'] = $this->t($rel_type) . ': ';
       }
     }