diff --git a/Generator/TypeGenerator.php b/Generator/TypeGenerator.php
index b52098e63..958c63865 100644
--- a/Generator/TypeGenerator.php
+++ b/Generator/TypeGenerator.php
@@ -189,6 +189,6 @@ public function loadClasses($forceReload = false)
 
     private function getClassCollectionPath()
     {
-        return $this->getCacheDir().'/../types.php.cache';
+        return $this->getCacheDir().'/__types.bootstrap.php.cache';
     }
 }