diff --git a/src/Support/Resource.php b/src/Support/Resource.php
index e90b608..35a5275 100644
--- a/src/Support/Resource.php
+++ b/src/Support/Resource.php
@@ -12,7 +12,7 @@ class Resource
 
     public $client;
 
-    public function __construct(Entry $client, $attributes = [])
+    public function __construct(Entry $client = null, $attributes = [])
     {
         $this->client = $client;