diff --git a/e107_handlers/e107_class.php b/e107_handlers/e107_class.php
index 5a070dab8..1db56613c 100644
--- a/e107_handlers/e107_class.php
+++ b/e107_handlers/e107_class.php
@@ -2202,7 +2202,11 @@ class e107
 		// Block common bad agents / queries / php issues.
 		array_walk($_SERVER,  array('self', 'filter_request'), '_SERVER');
 		if (isset($_GET)) array_walk($_GET,     array('self', 'filter_request'), '_GET');
-		if (isset($_POST)) array_walk($_POST,    array('self', 'filter_request'), '_POST');
+		if (isset($_POST))
+		{
+			array_walk($_POST,    array('self', 'filter_request'), '_POST');
+			reset($_POST);		// Change of behaviour in PHP 5.3.17?
+		}
 		if (isset($_COOKIE)) array_walk($_COOKIE,  array('self', 'filter_request'), '_COOKIE');
 		if (isset($_REQUEST)) array_walk($_REQUEST, array('self', 'filter_request'), '_REQUEST');