Fixed a syntax error

javiereguiluz · web-flow · commit 6d018f6c1f39 · 2016-12-05T11:43:35.000+01:00
diff --git a/security/json_login_setup.rst b/security/json_login_setup.rst
@@ -139,7 +139,7 @@ username and password and authenticating the user.
 
 And that's it! When you submit a ``POST`` request to the ``/login`` URL with
 the following JSON document as body, the security system will automatically
-check the user's credentials and either authenticate the user or throw an error::
+check the user's credentials and either authenticate the user or throw an error:
 
 .. code-block:: json
 
