diff --git a/libreplan-webapp/src/main/webapp/resources/criterions/_criterionsTree.zul b/libreplan-webapp/src/main/webapp/resources/criterions/_criterionsTree.zul
index 2e3024a18..d84e011d7 100644
--- a/libreplan-webapp/src/main/webapp/resources/criterions/_criterionsTree.zul
+++ b/libreplan-webapp/src/main/webapp/resources/criterions/_criterionsTree.zul
@@ -36,7 +36,7 @@
             onDrop="criterionTreeController.move(self, event.dragged)"
             model="@{criterionTreeController.criterionTreeModel}"
             treeitemRenderer="@{criterionTreeController.renderer}" pageSize="10"
-            sclass="orderTree" fixedLayout="true">
+            sclass="orderTree" fixedLayout="true" mold="paging">
             <treecols sizable="true">
                 <treecol label="${i18n:_('Name')}" />
                 <treecol width="250px" label="${i18n:_('Code')}" />