diff --git a/com_dpfields/admin/models/types/calendar.php b/com_dpfields/admin/models/types/calendar.php
index 4ef9e91..c51ef32 100644
--- a/com_dpfields/admin/models/types/calendar.php
+++ b/com_dpfields/admin/models/types/calendar.php
@@ -11,4 +11,8 @@
 
 class DPFieldsTypeCalendar extends DPFieldsTypeBase
 {
+	protected function postProcessDomNode ($field, DOMElement $fieldNode, JForm $form)
+	{
+		$fieldNode->setAttribute('filter', 'none');
+	}
 }