diff --git a/t3lib/class.t3lib_div.php b/t3lib/class.t3lib_div.php
index cbfb9cd..4eebbf4 100644
--- a/t3lib/class.t3lib_div.php
+++ b/t3lib/class.t3lib_div.php
@@ -285,7 +285,11 @@ final class t3lib_div {
 		if (empty($var)) {
 			return;
 		}
-		$value = isset($_POST[$var]) ? $_POST[$var] : $_GET[$var];
+		if (is_array($_POST[$var]) && is_array($_GET[$var])) {
+			$value = self::array_merge_recursive_overrule($_GET[$var], $_POST[$var]);
+		} else {
+			$value = isset($_POST[$var]) ? $_POST[$var] : $_GET[$var];
+		}
 		if (isset($value)) {
 			if (is_array($value)) {
 				self::stripSlashesOnArray($value);