diff --git a/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/allocation/streches/StretchesFunctionModel.java b/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/allocation/streches/StretchesFunctionModel.java
index ebc3cd889..b5e47df24 100644
--- a/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/allocation/streches/StretchesFunctionModel.java
+++ b/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/allocation/streches/StretchesFunctionModel.java
@@ -210,9 +210,9 @@ public class StretchesFunctionModel implements IStretchesFunctionModel {
     @Override
     public void addStretch() {
         if (stretchesFunction != null) {
-            Stretch stretch = new Stretch();
-            stretch.setDate(new LocalDate(task.getStartDate()));
-            stretchesFunction.addStretch(stretch);
+            stretchesFunction.addStretch(Stretch.create(
+                    task.getStartAsLocalDate(), BigDecimal.ZERO,
+                    BigDecimal.ZERO));
         }
     }