diff --git a/examples-python-flask/requirements.txt b/examples-python-flask/requirements.txt
index 5dfd7f4..5d735c8 100644
--- a/examples-python-flask/requirements.txt
+++ b/examples-python-flask/requirements.txt
@@ -1,5 +1,5 @@
 Flask==1.0
-Jinja2==2.11.3
+Jinja2==3.1.4
 MarkupSafe==0.23
 Werkzeug==2.2.3
 itsdangerous==0.24