diff --git a/.gitignore b/.gitignore
index 1952a27..ee5c87f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,6 @@
 .DS_Store
 composer.lock
 vendor
-tests/env
+tests/.env
 .idea
 private_examples/*
\ No newline at end of file
diff --git a/src/TwitterAds/Resource.php b/src/TwitterAds/Resource.php
index 7b69b18..73a4261 100644
--- a/src/TwitterAds/Resource.php
+++ b/src/TwitterAds/Resource.php
@@ -25,7 +25,7 @@ abstract class Resource implements Arrayable
     const RESOURCE_ID_REPLACE = '{id}';
     const RESOURCE_REPLACE = '{account_id}';
 
-    private $properties = [];
+    protected $properties = [];
 
     /** @var  TwitterAds $twitterAds */
     private $twitterAds;