diff --git a/application/Espo/Core/WebSocket/Submission.php b/application/Espo/Core/WebSocket/Submission.php
index 16c208ecb8..0588342ba0 100644
--- a/application/Espo/Core/WebSocket/Submission.php
+++ b/application/Espo/Core/WebSocket/Submission.php
@@ -35,6 +35,9 @@ use Espo\Core\Utils\Json;
 use stdClass;
 use Throwable;
 
+/**
+ * @todo Introduce a wrapper class that will skip sending if WebSocket is not enabled.
+ */
 class Submission
 {
     public function __construct(