diff --git a/libreplan-webapp/src/main/java/org/libreplan/web/subcontract/SubcontractedTasksModel.java b/libreplan-webapp/src/main/java/org/libreplan/web/subcontract/SubcontractedTasksModel.java
index 8c5503fd4..bd19eac50 100644
--- a/libreplan-webapp/src/main/java/org/libreplan/web/subcontract/SubcontractedTasksModel.java
+++ b/libreplan-webapp/src/main/java/org/libreplan/web/subcontract/SubcontractedTasksModel.java
@@ -212,7 +212,7 @@ public class SubcontractedTasksModel implements ISubcontractedTasksModel {
     private void makeSubcontractRequestRequest_UpdateDeliverDate(SubcontractedTaskData subcontractedTaskData)
     throws ConnectionProblemsException, UnrecoverableErrorServiceException {
         UpdateDeliveringDateDTO updateDeliveringDateDTO = SubcontractedTaskDataConverter
-                .toUpdateDeliveringDateDTO(subcontractedTaskData);
+                .toUpdateDeliveringDateDTO(getCompanyCode(), subcontractedTaskData);
         ExternalCompany externalCompany = subcontractedTaskData
                 .getExternalCompany();
 
@@ -384,7 +384,7 @@ public class SubcontractedTasksModel implements ISubcontractedTasksModel {
     public String exportXML_UpdateSubcontractor(SubcontractedTaskData subcontractedTaskData){
         subcontractedTaskDataDAO.reattachUnmodifiedEntity(subcontractedTaskData);
         UpdateDeliveringDateDTO updateDeliveringDateDTO = SubcontractedTaskDataConverter
-                .toUpdateDeliveringDateDTO(subcontractedTaskData);
+                .toUpdateDeliveringDateDTO(getCompanyCode(), subcontractedTaskData);
 
         StringWriter xml = new StringWriter();
         try {
diff --git a/libreplan-webapp/src/main/java/org/libreplan/ws/subcontract/impl/SubcontractedTaskDataConverter.java b/libreplan-webapp/src/main/java/org/libreplan/ws/subcontract/impl/SubcontractedTaskDataConverter.java
index 62a80f1aa..7ee6400e5 100644
--- a/libreplan-webapp/src/main/java/org/libreplan/ws/subcontract/impl/SubcontractedTaskDataConverter.java
+++ b/libreplan-webapp/src/main/java/org/libreplan/ws/subcontract/impl/SubcontractedTaskDataConverter.java
@@ -51,15 +51,15 @@ public final class SubcontractedTaskDataConverter {
                 toXmlDate(getDeliverDate(subcontractedTaskData)));
     }
 
-    public final static UpdateDeliveringDateDTO toUpdateDeliveringDateDTO(SubcontractedTaskData subTaskData){
+    public final static UpdateDeliveringDateDTO toUpdateDeliveringDateDTO(
+            String companyCode, SubcontractedTaskData subTaskData) {
         String customerReference = subTaskData.getSubcontractedCode();
         XMLGregorianCalendar deliverDate = toXmlDate(getDeliverDate(subTaskData));
         if(!subTaskData.getRequiredDeliveringDates().isEmpty()){
              deliverDate = toXmlDate(subTaskData.getRequiredDeliveringDates().first().getSubcontractorDeliverDate());
         }
-        String companyNif = subTaskData.getExternalCompany().getNif();
         String externalCode = subTaskData.getTask().getOrderElement().getCode();
-        return new UpdateDeliveringDateDTO(customerReference, externalCode, companyNif,deliverDate);
+        return new UpdateDeliveringDateDTO(customerReference, externalCode, companyCode, deliverDate);
     }
 
     private final static XMLGregorianCalendar toXmlDate(Date date) {