diff --git a/requirements.txt b/requirements.txt
index 4f13f677..fd659bb6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-flask == 1.1.1
+flask == 2.3.2
 werkzeug == 0.15.6
 flask-login == 0.6.0
 flask-wtf == 0.14.2