diff --git a/website/src/locales/pt.json b/website/src/locales/pt.json
index 244e48bd..285ee3eb 100644
--- a/website/src/locales/pt.json
+++ b/website/src/locales/pt.json
@@ -46,6 +46,7 @@
         "fahrenheit": "Fahrenheit",
         "language": "Idioma",
         "mode": "Tema",
+        "system": "System",
         "light": "Claro",
         "dark": "Escuro",
         "street_view_source": "Street view source",