diff --git a/htdocs/langs/en_US/bills.lang b/htdocs/langs/en_US/bills.lang
index 85576d4c60c..a6b40deebbb 100644
--- a/htdocs/langs/en_US/bills.lang
+++ b/htdocs/langs/en_US/bills.lang
@@ -1,6 +1,8 @@
 # Dolibarr language file - en_US - bills
 Bill=Bill
 Bills=Bills
+BillsCustomers=Customers' bills
+BillsSuppliers=Suppliers' bills
 CardBill=Bill card
 Payment=Payment
 Payments=Payments
diff --git a/htdocs/langs/fr_FR/bills.lang b/htdocs/langs/fr_FR/bills.lang
index 550354e7b27..4d1e3865223 100644
--- a/htdocs/langs/fr_FR/bills.lang
+++ b/htdocs/langs/fr_FR/bills.lang
@@ -1,6 +1,8 @@
 # Dolibarr language file - fr_FR - bills
 Bill=Facture
 Bills=Factures
+BillsCustomers=Factures clients
+BillsSuppliers=Factures fournisseurs
 CardBill=Fiche facture
 Payment=Paiement
 Payments=Paiements