diff --git a/container/requirements.txt b/container/requirements.txt
index 009cc81..0280f7d 100644
--- a/container/requirements.txt
+++ b/container/requirements.txt
@@ -8,7 +8,7 @@ Paste==3.0.7
 PasteDeploy==2.0.1
 #pip==1.5.2
 python-novaclient==13.0.2
-flask==1.0.2
+flask==2.2.5
 Jinja2==2.10
 MarkupSafe==1.1.1
 itsdangerous==1.1.0