diff --git a/htdocs/langs/en_US/mrp.lang b/htdocs/langs/en_US/mrp.lang
index 9f0ddf152db..5ca0dbc6981 100644
--- a/htdocs/langs/en_US/mrp.lang
+++ b/htdocs/langs/en_US/mrp.lang
@@ -83,8 +83,6 @@ Workstations=Workstations
 WorkstationsDescription=Workstations management
 WorkstationSetup = Workstations setup
 WorkstationSetupPage = Workstations setup page
-WorkstationAbout = About Workstation
-WorkstationAboutPage = Workstations about page
 WorkstationList=Workstation list
 WorkstationCreate=Add new workstation
 ConfirmEnableWorkstation=Are you sure you want to enable workstation <b>%s</b> ?