diff --git a/requirements.txt b/requirements.txt
index ca964f8..2b3283a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,7 +25,7 @@ guess-language-spirit==0.5.3
 gunicorn==19.9.0
 idna==2.8
 itsdangerous==0.24
-Jinja2==2.10
+Jinja2==2.11.3
 Mako==1.0.7
 MarkupSafe==1.0
 protobuf==3.6.1