diff --git a/backend/app/src/main/java/eu/viandeendirect/common/NotificationService.java b/backend/app/src/main/java/eu/viandeendirect/common/NotificationService.java
index 03b6d32..724468c 100644
--- a/backend/app/src/main/java/eu/viandeendirect/common/NotificationService.java
+++ b/backend/app/src/main/java/eu/viandeendirect/common/NotificationService.java
@@ -24,7 +24,7 @@ public interface NotificationService<T> {
 
     String getBodyTemplatePath();
 
-    default public void notify(T object) {
+    default void notify(T object) {
         String recipient = getRecipient(object);
         String subject = getSubject(object);
         String body = getBody(object);
diff --git a/backend/app/src/main/java/eu/viandeendirect/domains/order/OrderNotificationToCustomerService.java b/backend/app/src/main/java/eu/viandeendirect/domains/order/OrderNotificationToCustomerService.java
index b6b02b6..9672711 100644
--- a/backend/app/src/main/java/eu/viandeendirect/domains/order/OrderNotificationToCustomerService.java
+++ b/backend/app/src/main/java/eu/viandeendirect/domains/order/OrderNotificationToCustomerService.java
@@ -45,7 +45,7 @@ public Object[] getTemplateValues(Order order) {
         Object[] bodyTemplateValues = {
                 order.getId(),
                 viandeEnDirectConfiguration.getCustomerFrontendUrl(),
-                order.getItems().stream().mapToDouble(item -> item.getQuantity() * item.getUnitPrice()).sum(),
+                order.getItems().stream().mapToDouble(item -> item.getQuantity() * item.getUnitPrice() * item.getPackageLot().getNetWeight()).sum(),
                 order.getItems().stream().mapToDouble(item -> item.getQuantity() * item.getPackageLot().getNetWeight()).sum(),
                 sale.getDeliveryStart(),
                 sale.getDeliveryStop(),
diff --git a/backend/app/src/test/java/eu/viandeendirect/domains/order/TestOrderNotificationToProducerService_notify.java b/backend/app/src/test/java/eu/viandeendirect/domains/order/TestOrderNotificationToProducerService_notify.java
index 18064b9..ae4de49 100644
--- a/backend/app/src/test/java/eu/viandeendirect/domains/order/TestOrderNotificationToProducerService_notify.java
+++ b/backend/app/src/test/java/eu/viandeendirect/domains/order/TestOrderNotificationToProducerService_notify.java
@@ -74,7 +74,7 @@ void should_send_a_mail_correctly() {
                 mailBodyCaptor.capture());
         String mailBody = mailBodyCaptor.getValue();
         String cleanMailBody = mailBody.replaceAll("( {4})*", "");
-        assertThat(cleanMailBody).isEqualTo(String.format("<meta charset=\"UTF-8\"><div>La commande n° 1 a été enregistrée sur <a href='%s'>ViandeEnDirect.eu</a>.</div><div><ul><li>Client :<ul><li>Nom : John Doe</li><li>Email : customer@address.mail</li><li>Téléphone : 0102030405</li></ul></li><li>Montant de la commande : 1000.0 €TTC</li><li>Quantité commandée : 30.0 kg</li></ul></div>",viandeEnDirectConfiguration.getProducerFrontendUrl()));
+        assertThat(cleanMailBody).isEqualTo(String.format("<meta charset=\"UTF-8\"><div>La commande n° %s a été enregistrée sur <a href='%s'>ViandeEnDirect.eu</a>.</div><div><ul><li>Client :<ul><li>Nom : John Doe</li><li>Email : customer@address.mail</li><li>Téléphone : 0102030405</li></ul></li><li>Montant de la commande : 1000.0 €TTC</li><li>Quantité commandée : 30.0 kg</li></ul></div>",order.getId(), viandeEnDirectConfiguration.getProducerFrontendUrl()));
     }
 
 }
\ No newline at end of file
diff --git a/backend/app/src/test/java/eu/viandeendirect/domains/order/TestOrder_createOrderPayment.java b/backend/app/src/test/java/eu/viandeendirect/domains/order/TestOrder_createOrderPayment.java
index f7ff643..b616364 100644
--- a/backend/app/src/test/java/eu/viandeendirect/domains/order/TestOrder_createOrderPayment.java
+++ b/backend/app/src/test/java/eu/viandeendirect/domains/order/TestOrder_createOrderPayment.java
@@ -3,6 +3,7 @@
 import com.stripe.exception.StripeException;
 import eu.viandeendirect.domains.payment.StripeService;
 import eu.viandeendirect.domains.production.PackageLotRepository;
+import eu.viandeendirect.domains.sale.SaleRepository;
 import eu.viandeendirect.model.*;
 import org.assertj.core.api.Assertions;
 import org.junit.jupiter.api.Test;
@@ -16,9 +17,6 @@
 import org.springframework.test.context.jdbc.Sql;
 import org.springframework.test.context.junit.jupiter.SpringExtension;
 
-import java.util.Optional;
-
-import static eu.viandeendirect.model.OrderStatus.PAYMENT_ABORTED;
 import static eu.viandeendirect.model.OrderStatus.PAYMENT_PENDING;
 import static java.util.regex.Pattern.*;
 import static org.assertj.core.api.Assertions.assertThat;
@@ -45,6 +43,9 @@ public class TestOrder_createOrderPayment {
     @Autowired
     private OrderRepository orderRepository;
 
+    @Autowired
+    private SaleRepository saleRepository;
+
     @Test
     void should_persist_order_in_database() throws StripeException {
         // given
@@ -58,6 +59,7 @@ void should_persist_order_in_database() throws StripeException {
         PackageLot honeyLotMielDeColza = orderTestService.getHoneyPackageLot(honeyProducer, "miel de colza", 5, 0);
 
         Order order = orderTestService.createOrder(beefLotSteaksVache, beefLotCoteVeau, honeyLotMielDeSapin, honeyLotMielDeColza, customer);
+        saleRepository.save(order.getSale());
 
         var stripePayment = new StripePayment();
         stripePayment.setCheckoutSessionId("test_success");
diff --git a/backend/app/src/test/java/eu/viandeendirect/domains/payment/TestStripeEventHandler_handleStripeAccountEvent.java b/backend/app/src/test/java/eu/viandeendirect/domains/payment/TestStripeEventHandler_handleStripeAccountEvent.java
index 292ba2c..21ac939 100644
--- a/backend/app/src/test/java/eu/viandeendirect/domains/payment/TestStripeEventHandler_handleStripeAccountEvent.java
+++ b/backend/app/src/test/java/eu/viandeendirect/domains/payment/TestStripeEventHandler_handleStripeAccountEvent.java
@@ -5,9 +5,8 @@
 import com.stripe.exception.StripeException;
 import com.stripe.model.Event;
 import com.stripe.model.checkout.Session;
-import eu.viandeendirect.domains.order.OrderRepository;
-import eu.viandeendirect.domains.order.OrderService;
-import eu.viandeendirect.domains.order.OrderTestService;
+import eu.viandeendirect.domains.order.*;
+import eu.viandeendirect.domains.sale.SaleRepository;
 import eu.viandeendirect.model.*;
 import org.assertj.core.api.Assertions;
 import org.junit.jupiter.api.Test;
@@ -43,17 +42,29 @@ public class TestStripeEventHandler_handleStripeAccountEvent {
     @MockBean
     private StripeService stripeService;
 
+    @MockBean
+    private OrderNotificationToCustomerService orderNotificationToCustomerService;
+
+    @MockBean
+    private OrderNotificationToProducerService orderNotificationToProducerService;
+
     @Autowired
     private OrderRepository orderRepository;
 
+    @Autowired
+    private SaleRepository saleRepository;
+
     @Test
     void should_change_order_status_after_payment_is_completed() throws StripeException {
         // given
         Order order = orderTestService.createOrder();
+        saleRepository.save(order.getSale());
 
         var stripePayment = new StripePayment();
         stripePayment.setCheckoutSessionId("stripe-id-success");
         when(stripeService.createPayment(any())).thenReturn(stripePayment);
+        doNothing().when(orderNotificationToCustomerService).notify(any());
+        doNothing().when(orderNotificationToProducerService).notify(any());
         orderService.createOrderPayment(order);
 
         Session checkoutSession = new Session();
@@ -80,6 +91,7 @@ void should_change_order_status_after_payment_is_completed() throws StripeExcept
     void should_change_order_status_after_payment_is_aborted() throws StripeException {
         // given
         Order order = orderTestService.createOrder();
+        saleRepository.save(order.getSale());
 
         var stripePayment = new StripePayment();
         stripePayment.setCheckoutSessionId("stripe-id-aborted");