diff --git a/requirements.txt b/requirements.txt
index 167a86c..a723b77 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ Flask-Compress==1.5.0
 flask-paginate==0.5.5
 gunicorn==20.0.4
 itsdangerous==1.1.0
-Jinja2==2.11.1
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 mysql-connector-python==8.0.19
 pep8==1.7.1