diff --git a/src/Client.php b/src/Client.php
index e6a96c0..116b621 100644
--- a/src/Client.php
+++ b/src/Client.php
@@ -19,6 +19,8 @@
  * Use stream and socket capabilities of the core of PHP to send HTTP requests
  *
  * @author Joel Wurtz <joel.wurtz@gmail.com>
+ *
+ * @final
  */
 class Client implements HttpClient
 {
diff --git a/src/Stream.php b/src/Stream.php
index afe6dd6..e49844a 100644
--- a/src/Stream.php
+++ b/src/Stream.php
@@ -21,7 +21,9 @@
  *
  * Writing and seeking is disable to avoid weird behaviors.
  *
- * @author Joel Wurtz <joel.wurtz@gmail.com>
+ * @author Joel Wurtz <joel.wurtz@gmail.com
+ *
+ * @internal>
  */
 class Stream implements StreamInterface
 {