diff --git a/source/tutorial/write-a-tumblelog-application-with-flask-mongoengine.txt b/source/tutorial/write-a-tumblelog-application-with-flask-mongoengine.txt
index fefd7a983c5..eda68341228 100644
--- a/source/tutorial/write-a-tumblelog-application-with-flask-mongoengine.txt
+++ b/source/tutorial/write-a-tumblelog-application-with-flask-mongoengine.txt
@@ -545,7 +545,7 @@ form after displaying comments:
 
    <hr>
    <h2>Add a comment</h2>
-   <form action="." method="post">
+   <form action="" method="post">
      {{ forms.render(form) }}
      <div class="actions">
        <input type="submit" class="btn primary" value="comment">