diff --git a/requirements.txt b/requirements.txt
index 14e001c..0e3b569 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 cloudpickle==1.5.0
-flask==1.1.2
+flask==2.3.2
 flask-login==0.5.0
 wtforms==2.2.1
 flask-wtf==0.14.3