diff --git a/ctfdbapi/requirements.txt b/ctfdbapi/requirements.txt
index c57e16d..4cf4014 100644
--- a/ctfdbapi/requirements.txt
+++ b/ctfdbapi/requirements.txt
@@ -26,7 +26,7 @@ Flask-SQLAlchemy==2.2
 Flask-WTF==0.14.2
 idna==2.5
 itsdangerous==0.24
-Jinja2==2.9.6
+Jinja2==2.11.3
 Mako==1.0.6
 MarkupSafe==1.0
 paramiko==2.4.2