diff --git a/htdocs/langs/en_US/bills.lang b/htdocs/langs/en_US/bills.lang
index bd1f7bd2fc9..5d8e86199dd 100644
--- a/htdocs/langs/en_US/bills.lang
+++ b/htdocs/langs/en_US/bills.lang
@@ -1,13 +1,13 @@
 # Dolibarr language file - Source file is en_US - bills
 Bill=Invoice
 Bills=Invoices
-BillsCustomers=Customers invoices
-BillsCustomer=Customers invoice
-BillsSuppliers=Suppliers invoices
-BillsCustomersUnpaid=Unpaid customers invoices
-BillsCustomersUnpaidForCompany=Unpaid customer's invoices for %s
-BillsSuppliersUnpaid=Unpaid supplier's invoices
-BillsSuppliersUnpaidForCompany=Unpaid supplier's invoices for %s
+BillsCustomers=Customer invoices
+BillsCustomer=Customer invoice
+BillsSuppliers=Supplier invoices
+BillsCustomersUnpaid=Unpaid customer invoices
+BillsCustomersUnpaidForCompany=Unpaid customer invoices for %s
+BillsSuppliersUnpaid=Unpaid supplier invoices
+BillsSuppliersUnpaidForCompany=Unpaid supplier invoices for %s
 BillsLate=Late payments
 BillsStatistics=Customers invoices statistics
 BillsStatisticsSuppliers=Suppliers invoices statistics
diff --git a/htdocs/langs/en_US/boxes.lang b/htdocs/langs/en_US/boxes.lang
index 98970318e85..38b03b4268d 100644
--- a/htdocs/langs/en_US/boxes.lang
+++ b/htdocs/langs/en_US/boxes.lang
@@ -25,8 +25,8 @@ BoxTitleLastSuppliers=Latest %s recorded suppliers
 BoxTitleLastModifiedSuppliers=Latest %s modified suppliers
 BoxTitleLastModifiedCustomers=Latest %s modified customers
 BoxTitleLastCustomersOrProspects=Latest %s customers or prospects
-BoxTitleLastCustomerBills=Latest %s customer's invoices
-BoxTitleLastSupplierBills=Latest %s supplier's invoices
+BoxTitleLastCustomerBills=Latest %s customer invoices
+BoxTitleLastSupplierBills=Latest %s supplier invoices
 BoxTitleLastModifiedProspects=Latest %s modified prospects
 BoxTitleLastModifiedMembers=Latest %s members
 BoxTitleLastFicheInter=Latest %s modified interventions
@@ -51,12 +51,12 @@ ClickToAdd=Click here to add.
 NoRecordedCustomers=No recorded customers
 NoRecordedContacts=No recorded contacts
 NoActionsToDo=No actions to do
-NoRecordedOrders=No recorded customer's orders
+NoRecordedOrders=No recorded customer orders
 NoRecordedProposals=No recorded proposals
-NoRecordedInvoices=No recorded customer's invoices
-NoUnpaidCustomerBills=No unpaid customer's invoices
-NoUnpaidSupplierBills=No unpaid supplier's invoices
-NoModifiedSupplierBills=No recorded supplier's invoices
+NoRecordedInvoices=No recorded customer invoices
+NoUnpaidCustomerBills=No unpaid customer invoices
+NoUnpaidSupplierBills=No unpaid supplier invoices
+NoModifiedSupplierBills=No recorded supplier invoices
 NoRecordedProducts=No recorded products/services
 NoRecordedProspects=No recorded prospects
 NoContractedProducts=No products/services contracted