diff --git a/src/Contentful.php b/src/Contentful.php
index <HASH>..<HASH> 100644
--- a/src/Contentful.php
+++ b/src/Contentful.php
@@ -254,7 +254,7 @@ class Contentful
             'content_types',
             '',
             $parameters,
-            $options
+            array_merge($options, ['include_level' => null])
         );
     }
ensure no include level for content type fetch (#<I>)