diff --git a/htdocs/langs/en_US/admin.lang b/htdocs/langs/en_US/admin.lang
index 00a5a2dc3b4..1176a3ab7e9 100644
--- a/htdocs/langs/en_US/admin.lang
+++ b/htdocs/langs/en_US/admin.lang
@@ -257,6 +257,9 @@ MAIN_MAIL_SMTP_SERVER_NotAvailableOnLinuxLike=SMTP/SMTPS Host (Not defined into
 MAIN_MAIL_EMAIL_FROM=Sender e-mail for automatic emails (By default in php.ini: <b>%s</b>)
 MAIN_MAIL_ERRORS_TO=Sender e-mail used for error returns emails sent
 MAIN_MAIL_AUTOCOPY_TO= Send systematically a hidden carbon-copy of all sent emails to
+MAIN_MAIL_AUTOCOPY_PROPOSAL_TO= Send systematically a hidden carbon-copy of proposals sent by email to
+MAIN_MAIL_AUTOCOPY_ORDER_TO= Send systematically a hidden carbon-copy of orders sent by email to
+MAIN_MAIL_AUTOCOPY_INVOICE_TO= Send systematically a hidden carbon-copy of invoice sent by emails to
 MAIN_DISABLE_ALL_MAILS=Disable all e-mails sendings (for test purposes or demos)
 MAIN_MAIL_SENDMODE=Method to use to send EMails
 MAIN_MAIL_SMTPS_ID=SMTP ID if authentication required