diff --git a/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/allocation/FormBinder.java b/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/allocation/FormBinder.java
index 77e978693..6e8e96700 100644
--- a/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/allocation/FormBinder.java
+++ b/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/allocation/FormBinder.java
@@ -659,6 +659,7 @@ public class FormBinder {
 
     public void setRecommendedAllocation(Button recommendedAllocation) {
         this.btnRecommendedAllocation = recommendedAllocation;
+        this.btnRecommendedAllocation.setDisabled(false);
         Util.ensureUniqueListener(recommendedAllocation, Events.ON_CLICK,
                 new EventListener() {
             @Override