diff --git a/LSS/Array2XML.php b/LSS/Array2XML.php
index 99e0659..a9ad148 100644
--- a/LSS/Array2XML.php
+++ b/LSS/Array2XML.php
@@ -170,7 +170,7 @@ private static function &convert($node_name, $arr = array()) {
 
         // after we are done with all the keys in the array (if it is one)
         // we check if it has any text value, if yes, append it.
-        if (!is_array($arr)) {
+        if (!is_array($arr) && $arr) {
             $node->appendChild($xml->createTextNode(self::bool2str($arr)));
         }