diff --git a/htdocs/langs/en_US/projects.lang b/htdocs/langs/en_US/projects.lang
index f0d303285d4..e522a34fd1e 100644
--- a/htdocs/langs/en_US/projects.lang
+++ b/htdocs/langs/en_US/projects.lang
@@ -142,6 +142,7 @@ DoNotShowMyTasksOnly=See also tasks not assigned to me
 ShowMyTasksOnly=View only tasks assigned to me
 TaskRessourceLinks=Contacts of task
 ProjectsDedicatedToThisThirdParty=Projects dedicated to this third party
+ProjectsLinkedToThisThirdParty=Projects linked to that third party thanks to a contact
 NoTasks=No tasks for this project
 LinkedToAnotherCompany=Linked to other third party
 TaskIsNotAssignedToUser=Task not assigned to user. Use button '<strong>%s</strong>' to assign task now.