diff --git a/src/www/restserver/setup.py b/src/www/restserver/setup.py
index c8956ca..7e7e3f7 100644
--- a/src/www/restserver/setup.py
+++ b/src/www/restserver/setup.py
@@ -28,7 +28,7 @@
         "pycrypto==2.6.1",
         "croniter==0.3.34",
         "jsonschema==3.0.1",
-        "Jinja2==2.11.3",
+        "Jinja2==3.1.6",
         "lxml==4.6.3",
         "requests_toolbelt==0.9.1",
         "netaddr",