diff --git a/locales/pt-PT.yml b/locales/pt-PT.yml
index 2f5ce5036..b27adc64d 100644
--- a/locales/pt-PT.yml
+++ b/locales/pt-PT.yml
@@ -301,6 +301,7 @@ common/views/components/note-menu.vue:
   copy-link: "リンクをコピー"
   favorite: "お気に入り"
   pin: "ピン留め"
+  unpin: "ピン留め解除"
   delete: "削除"
   delete-confirm: "この投稿を削除しますか？"
   remote: "投稿元で見る"