diff --git a/htdocs/langs/en_US/agenda.lang b/htdocs/langs/en_US/agenda.lang
index 2f68cbeda58..7b29f2cf1ba 100644
--- a/htdocs/langs/en_US/agenda.lang
+++ b/htdocs/langs/en_US/agenda.lang
@@ -84,6 +84,7 @@ InterventionSentByEMail=Intervention %s sent by email
 ProposalDeleted=Proposal deleted
 OrderDeleted=Order deleted
 InvoiceDeleted=Invoice deleted
+DraftInvoiceDeleted=Draft invoice deleted
 PRODUCT_CREATEInDolibarr=Product %s created
 PRODUCT_MODIFYInDolibarr=Product %s modified
 PRODUCT_DELETEInDolibarr=Product %s deleted