diff --git a/backend/requirements.txt b/backend/requirements.txt
index 824f0a8a..1a039a5a 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -6,7 +6,7 @@ Flask-Cors==3.0.7
 gunicorn==19.9.0
 idna==2.8
 itsdangerous==1.1.0
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.1.0
 requests==2.21.0
 six==1.12.0