diff --git a/navalplanner-webapp/src/main/webapp/calendars/_list.zul b/navalplanner-webapp/src/main/webapp/calendars/_list.zul
index c9cb45bb9..1a65cffae 100644
--- a/navalplanner-webapp/src/main/webapp/calendars/_list.zul
+++ b/navalplanner-webapp/src/main/webapp/calendars/_list.zul
@@ -23,7 +23,7 @@
     <tree id="tree" model="@{calendarController.baseCalendarsTreeModel}"
         treeitemRenderer="@{calendarController.baseCalendarsTreeitemRenderer}"
         zclass="z-dottree"
-        nonselectableTags="div,span,img">
+        nonselectableTags="*">
         <treecols sizable="true">
             <treecol label="${i18n:_('Name')}" />
             <treecol label="${i18n:_('Inherits from date')}" width="150px" align="center"/>
@@ -34,4 +34,4 @@
     <button id="show_create_form" onClick="calendarController.goToCreateForm();"
         label="${i18n:_('Create')}" sclass="create-button global-action">
     </button>
-</window>
\ No newline at end of file
+</window>