diff --git a/lib/StripeClient.php b/lib/StripeClient.php
index 9dfad6885..bb4efa3d9 100644
--- a/lib/StripeClient.php
+++ b/lib/StripeClient.php
@@ -115,7 +115,7 @@ public function getFilesBase()
      * @param string $method The HTTP method.
      * @param string $path The path of the request.
      * @param array $params The parameters of the request.
-     * @param array|\Stripe\RequestOptions $opts The special modifiers of the request.
+     * @param array|\Stripe\Util\RequestOptions $opts The special modifiers of the request.
      * @return \Stripe\StripeObject The object returned by Stripe's API.
      */
     public function request($method, $path, $params, $opts)
diff --git a/lib/StripeClientInterface.php b/lib/StripeClientInterface.php
index 977e456e3..dc794639a 100644
--- a/lib/StripeClientInterface.php
+++ b/lib/StripeClientInterface.php
@@ -48,7 +48,7 @@ public function getFilesBase();
      * @param string $method The HTTP method.
      * @param string $path The path of the request.
      * @param array $params The parameters of the request.
-     * @param array|\Stripe\RequestOptions $opts The special modifiers of the request.
+     * @param array|\Stripe\Util\RequestOptions $opts The special modifiers of the request.
      * @return \Stripe\StripeObject The object returned by Stripe's API.
      */
     public function request($method, $path, $params, $opts);