diff --git a/app.py b/app.py
index cad286e..429ee1b 100644
--- a/app.py
+++ b/app.py
@@ -8,4 +8,4 @@ def hello():
     return "Hello World!"
 
 if __name__ == '__main__':
-    serve(app, host='0.0.0.0', port=8080)
+    serve(app, host='0.0.0.0', port=8081)
diff --git a/requirements.txt b/requirements.txt
index df68bec..491dddb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,2 @@
-Flask==1.1.2
-waitress==2.0.0
\ No newline at end of file
+Flask==2.1.0
+waitress==2.1.2