diff --git a/2023/quals/web-under-construction/challenge/flask/requirements.txt b/2023/quals/web-under-construction/challenge/flask/requirements.txt
index 4f778ad57..4f523658a 100644
--- a/2023/quals/web-under-construction/challenge/flask/requirements.txt
+++ b/2023/quals/web-under-construction/challenge/flask/requirements.txt
@@ -13,4 +13,4 @@ requests==2.29.0
 gunicorn==20.1.0
 pymysql==1.0.3
 gevent==22.10.2
-cryptography==41.0.4
+cryptography==43.0.1