diff --git a/main/work/work.lib.php b/main/work/work.lib.php
index 15f99ac8f7..82b83c7a59 100755
--- a/main/work/work.lib.php
+++ b/main/work/work.lib.php
@@ -4403,7 +4403,7 @@ function getWorkCommentForm($work, $workParent)
         );
     }
 
-    $form->addButtonSend(get_lang('Send'), 'button');
+    $form->addButtonSend(get_lang('Send'), 'button', false, ['onclick' => 'this.form.submit();this.disabled=true;']);
 
     return $form->returnForm();
 }