diff --git a/README.md b/README.md
index 3295c10..63a82e1 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 
 ```
 poetry install
-FLASK_ENV=development FLASK_APP=webapp poetry run flask run -p 5001
+poetry run flask --app webapp run -p 5001 --debug
 ```
 
 Open app at localhost:5001