diff --git a/lib/Cake/View/Helper/FormHelper.php b/lib/Cake/View/Helper/FormHelper.php
index 6026b4bc4cc..ce9fc91ca55 100644
--- a/lib/Cake/View/Helper/FormHelper.php
+++ b/lib/Cake/View/Helper/FormHelper.php
@@ -1799,7 +1799,7 @@ public function postButton($title, $url, $options = array()) {
  * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/form.html#FormHelper::postLink
  */
 	public function postLink($title, $url = null, $options = array(), $confirmMessage = false) {
-		$options += array('inline' => true, 'block' => null);
+		$options = (array)$options + array('inline' => true, 'block' => null);
 		if (!$options['inline'] && empty($options['block'])) {
 			$options['block'] = __FUNCTION__;
 		}