diff --git a/src/ElasticSearch/Client.php b/src/ElasticSearch/Client.php
index 34a3d23..b054184 100755
--- a/src/ElasticSearch/Client.php
+++ b/src/ElasticSearch/Client.php
@@ -252,7 +252,7 @@ public function deleteByQuery($query, array $options = array()) {
      * @return array
      */
     public function refresh() {
-        return $this->request('_refresh', "POST");
+        return $this->transport->request(array('_refresh'), 'GET');
     }
 
     /**