diff --git a/server/requirements.txt b/server/requirements.txt
index 89eb4c6..aafdd41 100644
--- a/server/requirements.txt
+++ b/server/requirements.txt
@@ -15,7 +15,7 @@ gunicorn==20.0.4
 isort==4.3.21
 itsdangerous==1.1.0
 jedi==0.16.0
-Jinja2==2.11.1
+Jinja2==3.1.6
 lazy-object-proxy==1.4.3
 logilab-common==1.5.2
 MarkupSafe==1.1.1