diff --git a/src/Appwrite/Utopia/Response.php b/src/Appwrite/Utopia/Response.php
index afbee30f58..2cba368cf8 100644
--- a/src/Appwrite/Utopia/Response.php
+++ b/src/Appwrite/Utopia/Response.php
@@ -590,7 +590,8 @@ class Response extends SwooleResponse
                 }
             }
 
-            if(!$data->isSet($key) && !$rule['required']) { // skip attribute in response if not required and values does not exist
+            if(!$data->isSet($key) && !$rule['required']) { // set output key null if data key is not set and required is false
+                $output[$key] = null;
                 continue;
             }