diff --git a/htdocs/core/class/html.formactions.class.php b/htdocs/core/class/html.formactions.class.php
index fe70c482d21..cbd17b30568 100644
--- a/htdocs/core/class/html.formactions.class.php
+++ b/htdocs/core/class/html.formactions.class.php
@@ -202,7 +202,8 @@ class FormActions
 			$newcardbutton = '';
 			if (!empty($conf->agenda->enabled) && !empty($user->rights->agenda->myactions->create))
 			{
-			    $newcardbutton .= dolGetButtonTitle($langs->trans("AddEvent"), '', 'fa fa-plus-circle', DOL_URL_ROOT.'/comm/action/card.php?action=create&datep='.urlencode(dol_print_date(dol_now(), 'dayhourlog')).'&origin='.urlencode($typeelement).'&originid='.$object->id.((!empty($object->socid) && $object->socid > 0) ? '&socid='.$object->socid : ((!empty($socid) && $socid > 0) ? '&socid='.$socid : '')).($projectid > 0 ? '&projectid='.$projectid : '').'&backtopage='.urlencode($urlbacktopage));
+			    $url = DOL_URL_ROOT.'/comm/action/card.php?action=create&datep='.urlencode(dol_print_date(dol_now(), 'dayhourlog')).'&origin='.urlencode($typeelement).'&originid='.$object->id.((!empty($object->socid) && $object->socid > 0) ? '&socid='.$object->socid : ((!empty($socid) && $socid > 0) ? '&socid='.$socid : '')).($projectid > 0 ? '&projectid='.$projectid : '').'&backtopage='.urlencode($urlbacktopage);
+			    $newcardbutton .= dolGetButtonTitle($langs->trans("AddEvent"), '', 'fa fa-plus-circle', $url);
 			}