diff --git a/src/Appwrite/Utopia/Response/Model/Key.php b/src/Appwrite/Utopia/Response/Model/Key.php
index 85353cff35..ea553ea64b 100644
--- a/src/Appwrite/Utopia/Response/Model/Key.php
+++ b/src/Appwrite/Utopia/Response/Model/Key.php
@@ -29,7 +29,7 @@ class Key extends Model
             ])
             ->addRule('expire', [
                 'type' => self::TYPE_INTEGER,
-                'description' => 'Key expiration timestamp.',
+                'description' => 'Key expiration in Unix timestamp.',
                 'default' => 0,
                 'example' => '1653990687',
             ])