diff --git a/README.md b/README.md
index 41e7f7d..6223738 100644
--- a/README.md
+++ b/README.md
@@ -5,5 +5,5 @@ Web-based caldav client.
 ## Get started
 In order to start the client, fill the config file and run:
 ```
-python -m saturn
+env FLASK_APP=saturn flask run
 ```