diff --git a/navalplanner-business/src/main/java/org/navalplanner/business/templates/entities/OrderElementTemplate.java b/navalplanner-business/src/main/java/org/navalplanner/business/templates/entities/OrderElementTemplate.java
index ef52450f2..0830860fe 100644
--- a/navalplanner-business/src/main/java/org/navalplanner/business/templates/entities/OrderElementTemplate.java
+++ b/navalplanner-business/src/main/java/org/navalplanner/business/templates/entities/OrderElementTemplate.java
@@ -400,4 +400,8 @@ public abstract class OrderElementTemplate extends BaseEntity implements
     public Set<AdvanceAssignmentTemplate> getAdvanceAssignmentTemplates() {
         return Collections.unmodifiableSet(advanceAssignmentTemplates);
     }
+
+    public boolean isRoot() {
+        return getParent() == null;
+    }
 }
diff --git a/navalplanner-webapp/src/main/java/org/navalplanner/web/common/components/finders/TemplatesEligibleForSubElement.java b/navalplanner-webapp/src/main/java/org/navalplanner/web/common/components/finders/TemplatesEligibleForSubElement.java
index 310484386..de4fb89e2 100644
--- a/navalplanner-webapp/src/main/java/org/navalplanner/web/common/components/finders/TemplatesEligibleForSubElement.java
+++ b/navalplanner-webapp/src/main/java/org/navalplanner/web/common/components/finders/TemplatesEligibleForSubElement.java
@@ -52,7 +52,7 @@ public class TemplatesEligibleForSubElement extends
                 .list(OrderElementTemplate.class);
         List<OrderElementTemplate> result = new ArrayList<OrderElementTemplate>();
         for (OrderElementTemplate each : all) {
-            if ((!(each instanceof OrderTemplate))) {
+            if (!(each instanceof OrderTemplate) && each.isRoot()) {
                 result.add(each);
             }
         }