diff --git a/libreplan-webapp/src/main/java/org/libreplan/web/common/components/bandboxsearch/BandboxMultipleSearch.java b/libreplan-webapp/src/main/java/org/libreplan/web/common/components/bandboxsearch/BandboxMultipleSearch.java
index 6d5c57850..4d3424e5b 100644
--- a/libreplan-webapp/src/main/java/org/libreplan/web/common/components/bandboxsearch/BandboxMultipleSearch.java
+++ b/libreplan-webapp/src/main/java/org/libreplan/web/common/components/bandboxsearch/BandboxMultipleSearch.java
@@ -233,6 +233,7 @@ public class BandboxMultipleSearch extends HtmlMacroComponent {
     }
 
     public List getSelectedElements() {
+        updateBandboxValue();
         if (this.multipleFiltersFinder != null) {
             if (!multipleFiltersFinder.isValidFormatText(selectedFilters,
                     bandbox.getValue())) {