diff --git a/htdocs/langs/ca_ES/bills.lang b/htdocs/langs/ca_ES/bills.lang
index bbc1809bab0..3b985aeb723 100644
--- a/htdocs/langs/ca_ES/bills.lang
+++ b/htdocs/langs/ca_ES/bills.lang
@@ -3,6 +3,7 @@ CHARSET=UTF-8
 Bill=Factura
 Bills=Factures
 BillsCustomers=Factures a clients
+BillsCustomer=Factures al client
 BillsSuppliers=Factures de proveïdors
 BillsCustomersUnpaid=Factures a clients pendents de cobrament
 BillsCustomersUnpaidForCompany=Factures a clients pendents de cobrament de %s
diff --git a/htdocs/langs/es_ES/bills.lang b/htdocs/langs/es_ES/bills.lang
index bee6d9daaf0..7924fc102f4 100644
--- a/htdocs/langs/es_ES/bills.lang
+++ b/htdocs/langs/es_ES/bills.lang
@@ -3,6 +3,7 @@ CHARSET=UTF-8
 Bill=Factura
 Bills=Facturas
 BillsCustomers=Facturas a clientes
+BillsCustomer=Facturas al cliente
 BillsSuppliers=Facturas de proveedores
 BillsCustomersUnpaid=Facturas a clientes pendientes de cobro
 BillsCustomersUnpaidForCompany=Facturas a clientes pendientes de cobro de %s