diff --git a/htdocs/langs/en_US/agenda.lang b/htdocs/langs/en_US/agenda.lang
index 4a7ab99ca77..a68bac6d961 100644
--- a/htdocs/langs/en_US/agenda.lang
+++ b/htdocs/langs/en_US/agenda.lang
@@ -39,6 +39,7 @@ EventRemindersByEmailNotEnabled=Event reminders by email was not enabled into %s
 ##### Agenda event labels #####
 NewCompanyToDolibarr=Third party %s created
 ContractValidatedInDolibarr=Contract %s validated
+CONTRACT_DELETEInDolibarr=Contract %s deleted
 PropalClosedSignedInDolibarr=Proposal %s signed
 PropalClosedRefusedInDolibarr=Proposal %s refused
 PropalValidatedInDolibarr=Proposal %s validated