diff --git a/app/requirements.txt b/app/requirements.txt
index 3a81f61..56e919f 100644
--- a/app/requirements.txt
+++ b/app/requirements.txt
@@ -3,7 +3,7 @@ dependency-injector==3.14.5
 Flask==1.0.2
 gunicorn==19.7.1
 itsdangerous==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 marshmallow==2.19.2
 mysql-connector-python==8.0.16