diff --git a/requirements.txt b/requirements.txt
index 8ca6018..ccd1e52 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ Flask-WTF==0.14.2
 gunicorn==20.0.4
 idna==2.8
 itsdangerous==1.1.0
-Jinja2==2.10.3
+Jinja2==2.11.3
 lxml==4.4.2
 MarkupSafe==1.1.1
 phonenumbers==8.11.1