diff --git a/seafile/config.json b/seafile/config.json
index 302e3296d..1fc05a560 100644
--- a/seafile/config.json
+++ b/seafile/config.json
@@ -80,8 +80,7 @@
     "TZ": "str?",
     "database": "list(sqlite|mariadb_addon)",
     "data_location": "str",
-    "seafile_server_letsencrypt": "bool?",
-    "seafile_server_hostname": "str",
+    "URL": "str",
     "seafile_admin_email": "email",
     "seafile_admin_password": "str",
     "cifspassword": "str?",