diff --git a/requirements.txt b/requirements.txt
index 2813c42..f1a7799 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-Flask
+Flask>=2.0,<3.0
 Flask-SQLAlchemy
 Authlib==0.13
diff --git a/website/routes.py b/website/routes.py
index 78f135e..6ce2c8b 100644
--- a/website/routes.py
+++ b/website/routes.py
@@ -8,7 +8,7 @@
 from .oauth2 import authorization, require_oauth, generate_user_info
 
 
-bp = Blueprint(__name__, 'home')
+bp = Blueprint('home', __name__)
 
 
 def current_user():