diff --git a/htdocs/langs/en_US/accountancy.lang b/htdocs/langs/en_US/accountancy.lang
index 24255577b11..1d75fa153e8 100644
--- a/htdocs/langs/en_US/accountancy.lang
+++ b/htdocs/langs/en_US/accountancy.lang
@@ -118,6 +118,7 @@ UpdateMvts=Modification of a transaction
 ValidTransaction=Validate transaction
 WriteBookKeeping=Register transactions in accounting
 Bookkeeping=Ledger
+BookkeepingSubAccount=Subledger
 AccountBalance=Account balance
 ObjectsRef=Source object ref
 CAHTF=Total purchase vendor before tax