diff --git a/requirements.txt b/requirements.txt
index 826a3ae..2e2403c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ Flask-Login==0.4.1
 Flask-WTF==0.14.2
 idna==2.7
 itsdangerous==0.24
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.0
 more-itertools==4.2.0
 pluggy==0.6.0