diff --git a/navalplanner-webapp/src/main/java/org/navalplanner/web/limitingresources/LimitingResourceQueueModel.java b/navalplanner-webapp/src/main/java/org/navalplanner/web/limitingresources/LimitingResourceQueueModel.java
index 2fe34be27..bfe653c87 100644
--- a/navalplanner-webapp/src/main/java/org/navalplanner/web/limitingresources/LimitingResourceQueueModel.java
+++ b/navalplanner-webapp/src/main/java/org/navalplanner/web/limitingresources/LimitingResourceQueueModel.java
@@ -996,6 +996,7 @@ public class LimitingResourceQueueModel implements ILimitingResourceQueueModel {
 
         limitingResourceQueueElementDAO.save(oldElement);
         limitingResourceQueueElementDAO.save(newElement);
+        toBeSaved.remove(oldElement);
         queuesState.replaceLimitingResourceQueueElement(oldElement, newElement);
 
         if (needToReassign) {