diff --git a/src/Checkout.php b/src/Checkout.php
index 9fba9acb..1c631ef4 100644
--- a/src/Checkout.php
+++ b/src/Checkout.php
@@ -71,7 +71,7 @@ public static function customer($owner, $parentInstance = null)
      * @param  \Illuminate\Database\Eloquent\Model|null  $owner
      * @param  array  $sessionOptions
      * @param  array  $customerOptions
-     * @param  null|RequestOptionsArray|\Stripe\Util\RequestOptions  $opts
+     * @param RequestOptionsArray|\Stripe\Util\RequestOptions|null  $opts
      * @return \Laravel\Cashier\Checkout
      */
     public static function create($owner, array $sessionOptions = [], array $customerOptions = [], $opts = null)