diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/admin/preferences/patrons.pref b/koha-tmpl/intranet-tmpl/prog/en/modules/admin/preferences/patrons.pref
index fd43becb1e..5bd10191dc 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/admin/preferences/patrons.pref
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/admin/preferences/patrons.pref
@@ -20,6 +20,7 @@ Patrons:
                email: home
                emailpro: work
                B_email: alternate
+               cardnumber: cardnumber as
                "OFF": first valid
          - "patron email address for sending out emails."
      -