diff --git a/src/Monolog/Logger.php b/src/Monolog/Logger.php
index 39d14a1b0..ce4c442c8 100644
--- a/src/Monolog/Logger.php
+++ b/src/Monolog/Logger.php
@@ -28,6 +28,7 @@
  * and uses them to store records that are added to it.
  *
  * @author Jordi Boggiano <j.boggiano@seld.be>
+ * @final
  */
 class Logger implements LoggerInterface, ResettableInterface
 {