fix code block

8 years ago · 1c35b98f0b
1 changed files with 1 additions and 1 deletions
--- a/docs/security.rst
+++ b/docs/security.rst
@ -217,7 +217,7 @@ For the session cookie, if ``session.permanent`` is set, then
 :data:`SESSION_COOKIE_LIFETIME` is used to set the expiration. Flask's default
 cookie implementation validates that the cryptographic signature is not older
 than this value. Lowering this value may help mitigate replay attacks, where
-intercepted cookies can be sent at a later time.
+intercepted cookies can be sent at a later time. ::

    app.config.update(
        PERMANENT_SESSION_LIFETIME=600