diff --git a/packages/pl-fe/src/locales/pl.json b/packages/pl-fe/src/locales/pl.json
index 6e9b5da29..d9b8b683a 100644
--- a/packages/pl-fe/src/locales/pl.json
+++ b/packages/pl-fe/src/locales/pl.json
@@ -214,6 +214,7 @@
   "aliases.success.remove": "Pomyślnie usunięto alias konta",
   "alt_text_modal.cancel": "Anuluj",
   "alt_text_modal.confirmation": "Zapisz",
+  "alt_text_modal.header": "Dodaj tekst alternatywny",
   "announcements.title": "Ogłoszenia",
   "app_create.name_label": "Nazwa aplikacji",
   "app_create.name_placeholder": "np. „pl-fe”",