diff --git a/stlearn/app/requirements.txt b/stlearn/app/requirements.txt
index 4bf914e3..e6aa1aea 100644
--- a/stlearn/app/requirements.txt
+++ b/stlearn/app/requirements.txt
@@ -1,4 +1,4 @@
-Flask==2.0.3
+Flask==2.3.2
 flask_wtf==1.0.0
 markupsafe==2.1.0
 WTForms==3.0.1