diff --git a/src/ObjectModel.php b/src/ObjectModel.php
index 2c3dd22..4de03b0 100755
--- a/src/ObjectModel.php
+++ b/src/ObjectModel.php
@@ -389,7 +389,7 @@ public function addUnique($key, $value)
     public function fetch($force = false)
     {
         if (!$this->hasBeenFetched() || $force) {
-            $this->parseObject->fetch();
+            $this->parseObject->fetch($this->useMasterKey);
         }
 
         return $this;