diff --git a/src/Persistence/Array_/Action.php b/src/Persistence/Array_/Action.php
index b181a84cfa..e5af81c756 100644
--- a/src/Persistence/Array_/Action.php
+++ b/src/Persistence/Array_/Action.php
@@ -277,6 +277,7 @@ public function count()
      */
     public function exists()
     {
+        $this->generator->rewind();
         $this->generator = new \ArrayIterator([[$this->generator->valid() ? 1 : 0]]);
 
         return $this;