diff --git a/docs/deployment-on-heroku.rst b/docs/deployment-on-heroku.rst
index ddb799f3c..71fb45dda 100644
--- a/docs/deployment-on-heroku.rst
+++ b/docs/deployment-on-heroku.rst
@@ -11,7 +11,7 @@ Run these commands to deploy the project to Heroku:
 .. code-block:: bash
 
     heroku create --buildpack heroku/python
-    
+
     heroku addons:create heroku-postgresql:mini
     # On Windows use double quotes for the time zone, e.g.
     # heroku pg:backups schedule --at "02:00 America/Los_Angeles" DATABASE_URL