diff --git a/website/src/locales/ca.json b/website/src/locales/ca.json
index 662f1970..c9cc9bfe 100644
--- a/website/src/locales/ca.json
+++ b/website/src/locales/ca.json
@@ -46,6 +46,7 @@
         "fahrenheit": "Fahrenheit",
         "language": "Idioma",
         "mode": "Tema",
+        "system": "System",
         "light": "Clar",
         "dark": "Fosc",
         "street_view_source": "Street view source",