diff --git a/requirements.txt b/requirements.txt
index 9e83551..da8766c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 pytest
 waitress==1.4.3
-flask==1.1.1
+flask==2.3.2
 Flask-Migrate==2.5.2
 Flask-Script==2.0.6
 Flask-SQLAlchemy==2.4.1