diff --git a/requirements.txt b/requirements.txt
index da1c39f..553181e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ flask-mongoengine==0.9.5
 Flask-RESTful==0.3.8
 Flask-WTF==0.14.3
 itsdangerous==1.1.0
-Jinja2==2.11.1
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 mongoengine==0.19.1
 pymongo==3.10.1