diff --git a/271-How to deploy your trained machine learning model as an app on Heroku-HAM10000-with docker/requirements.txt b/271-How to deploy your trained machine learning model as an app on Heroku-HAM10000-with docker/requirements.txt
index 7c1187c91..fa9621d32 100644
--- a/271-How to deploy your trained machine learning model as an app on Heroku-HAM10000-with docker/requirements.txt	
+++ b/271-How to deploy your trained machine learning model as an app on Heroku-HAM10000-with docker/requirements.txt	
@@ -1,4 +1,4 @@
-Flask==1.1.2
+Flask==2.0.1
 Werkzeug==2.0.1
 numpy==1.19.5
 requests==2.24.0