diff --git a/requirements.txt b/requirements.txt
index a3163f7..13b6745 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 click==6.7
 dice==1.1.1
 docopt==0.6.2
-Flask==1.0
+Flask==2.3.2
 gunicorn==19.10.0
 itsdangerous==0.24
 Jinja2==2.11.3