diff --git a/navalplanner-business/src/main/java/org/navalplanner/business/planner/entities/SigmoidFunction.java b/navalplanner-business/src/main/java/org/navalplanner/business/planner/entities/SigmoidFunction.java
index fa1c32240..20ecb8017 100644
--- a/navalplanner-business/src/main/java/org/navalplanner/business/planner/entities/SigmoidFunction.java
+++ b/navalplanner-business/src/main/java/org/navalplanner/business/planner/entities/SigmoidFunction.java
@@ -48,6 +48,8 @@ public class SigmoidFunction extends AssignmentFunction {
     private void apply(ResourceAllocation<?> resourceAllocation,
             LocalDate start, LocalDate end, int totalHours) {
 
+        System.out.println("### SigmoidFunction.apply: " + start + "; " + end + "; " + totalHours);
+
         final int daysDuration = Days.daysBetween(start, end).getDays();
         EffortDuration capacity;
 
diff --git a/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/allocation/AdvancedAllocationController.java b/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/allocation/AdvancedAllocationController.java
index 1b579ca0f..69c488df4 100644
--- a/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/allocation/AdvancedAllocationController.java
+++ b/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/allocation/AdvancedAllocationController.java
@@ -1399,11 +1399,8 @@ class Row {
         @Override
         public void applyDefaultFunction(
                 ResourceAllocation<?> resourceAllocation) {
-            if (isChangeConfirmed()) {
-                resourceAllocation.setAssignmentFunction(SigmoidFunction
-                        .create());
-                reloadHours();
-            }
+            resourceAllocation.setAssignmentFunction(SigmoidFunction.create());
+            reloadHours();
         }
 
         private void reloadHours() {
@@ -1412,19 +1409,6 @@ class Row {
             fireCellChanged();
         }
 
-        private boolean isChangeConfirmed() {
-            try {
-                int status = Messagebox
-                        .show(_("You are going to change the assignment function. Are you sure?"),
-                                _("Confirm change"), Messagebox.YES
-                                        | Messagebox.NO, Messagebox.QUESTION);
-                return Messagebox.YES == status;
-            } catch (InterruptedException e) {
-
-            }
-            return false;
-        }
-
     };
 
     private IAssignmentFunctionConfiguration[] functions = {