diff --git a/requirements.txt b/requirements.txt
index 92f78c6..b1e74ac 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@
 # code changes.
 Flask==2.3.2
 funcsigs==1.0.2
-Jinja2==2.11.3
+Jinja2==3.1.6
 MarkupSafe==1.1.1
 Werkzeug==2.2.3
 click==7.1.2