diff --git a/lib/Cake/Model/Datasource/Database/Query.php b/lib/Cake/Model/Datasource/Database/Query.php
index 304d29726d1..1519ffc4503 100644
--- a/lib/Cake/Model/Datasource/Database/Query.php
+++ b/lib/Cake/Model/Datasource/Database/Query.php
@@ -493,7 +493,7 @@ protected function _bindParams($statement) {
  * @return void
  **/
 	protected function _transformQuery() {
-		if (isset($this->_transformedQuery)) {
+		if (isset($this->_transformedQuery) && !$this->_dirty) {
 			return $this->_transformedQuery;
 		}
 		// TODO: Should Query actually get the driver or just let the connection decide where