diff --git a/src/Query/QueryBuilder.php b/src/Query/QueryBuilder.php
index 246cde1a6e4..6d74d0105d3 100644
--- a/src/Query/QueryBuilder.php
+++ b/src/Query/QueryBuilder.php
@@ -405,7 +405,7 @@ public function getSQL()
      *         ->select('u')
      *         ->from('users', 'u')
      *         ->where('u.id = :user_id')
-     *         ->setParameter(':user_id', 1);
+     *         ->setParameter('user_id', 1);
      * </code>
      *
      * @param int|string           $key   Parameter position or name
@@ -434,8 +434,8 @@ public function setParameter($key, $value, $type = null)
      *         ->from('users', 'u')
      *         ->where('u.id = :user_id1 OR u.id = :user_id2')
      *         ->setParameters(array(
-     *             ':user_id1' => 1,
-     *             ':user_id2' => 2
+     *             'user_id1' => 1,
+     *             'user_id2' => 2
      *         ));
      * </code>
      *