diff --git a/backend/requirements.txt b/backend/requirements.txt
index 2ae6d15..f55b19c 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -22,7 +22,7 @@ gunicorn==19.9.0
 hexbytes==0.1.0
 idna==2.8
 itsdangerous==1.1.0
-Jinja2==2.10
+Jinja2==2.11.3
 jwt==0.6.1
 lru-dict==1.1.6
 MarkupSafe==1.1.1