diff --git a/navalplanner-webapp/src/main/java/org/navalplanner/web/orders/OrderCRUDController.java b/navalplanner-webapp/src/main/java/org/navalplanner/web/orders/OrderCRUDController.java
index 741ac2349..2be622b45 100644
--- a/navalplanner-webapp/src/main/java/org/navalplanner/web/orders/OrderCRUDController.java
+++ b/navalplanner-webapp/src/main/java/org/navalplanner/web/orders/OrderCRUDController.java
@@ -270,7 +270,6 @@ public class OrderCRUDController extends GenericForwardComposer {
     private void setupEditControllers() throws Exception {
         Component comp = self;
 
-        setupAssignedLabelsToOrderElementController(comp);
         setupAssignedCriterionRequirementsToOrderElementController(comp);
         setupAssignedMaterialsToOrderElementController(comp);
         setupAssignedTaskQualityFormsToOrderElementController(comp);
@@ -331,11 +330,16 @@ public class OrderCRUDController extends GenericForwardComposer {
 
     private AssignedLabelsToOrderElementController assignedLabelsController;
 
-    private void setupAssignedLabelsToOrderElementController(Component comp)
+    public void setupAssignedLabelsToOrderElementController()
     throws Exception {
-        LabelsAssignmentToOrderElementComponent labelsAssignment = (LabelsAssignmentToOrderElementComponent) editWindow
+        if (assignedLabelsController == null) {
+            LabelsAssignmentToOrderElementComponent labelsAssignment = (LabelsAssignmentToOrderElementComponent) editWindow
                 .getFellow("orderElementLabels");
-        assignedLabelsController = labelsAssignment.getController();
+            assignedLabelsController = labelsAssignment.getController();
+
+            final IOrderElementModel orderElementModel = getOrderElementModel();
+            assignedLabelsController.openWindow(orderElementModel);
+        }
     }
 
     private AssignedCriterionRequirementToOrderElementController assignedCriterionRequirementController;
@@ -621,7 +625,9 @@ public class OrderCRUDController extends GenericForwardComposer {
         if (manageOrderElementAdvancesController != null) {
             manageOrderElementAdvancesController.openWindow(orderElementModel);
         }
-        assignedLabelsController.openWindow(orderElementModel);
+        if (assignedLabelsController != null) {
+            assignedLabelsController.openWindow(orderElementModel);
+        }
         assignedCriterionRequirementController.openWindow(orderElementModel);
         assignedMaterialsController.openWindow(orderElementModel
                 .getOrderElement());
diff --git a/navalplanner-webapp/src/main/webapp/orders/_edition.zul b/navalplanner-webapp/src/main/webapp/orders/_edition.zul
index 1f58d48d4..c5ca5258c 100644
--- a/navalplanner-webapp/src/main/webapp/orders/_edition.zul
+++ b/navalplanner-webapp/src/main/webapp/orders/_edition.zul
@@ -40,7 +40,8 @@
                 onSelect = "controller.setupAsignedHoursToOrderElementController();"/>
             <tab id="tabAdvances" label="${i18n:_('Advances')}"
                 onSelect = "controller.setupManageOrderElementAdvancesController();"/>
-            <tab id="tabLabels" label="${i18n:_('Label')}" />
+            <tab id="tabLabels" label="${i18n:_('Label')}"
+                onSelect = "controller.setupAssignedLabelsToOrderElementController();"/>
             <tab id="tabRequirements" label="${i18n:_('Criterion Requirement')}"
                  onClick = "controller.reloadHoursGroupOrder();"/>
             <tab id="tabMaterials" label="${i18n:_('Materials')}" />
@@ -158,7 +159,7 @@
                 <listOrderElementAdvances id="orderElementAdvances" fulfill="tabAdvances.onSelect"/>
             </tabpanel>
             <tabpanel>
-                <listOrderElementLabels id="orderElementLabels" />
+                <listOrderElementLabels id="orderElementLabels" fulfill="tabLabels.onSelect"/>
             </tabpanel>
             <tabpanel>
                 <listOrderElementCriterionRequirements id="orderElementCriterionRequirements"/>