diff --git a/requirements.txt b/requirements.txt
index c0e99cf..5b6e9bd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ freeze==1.0.10
 html5lib==0.9999999
 idna==2.7
 itsdangerous==0.24
-Jinja2==2.8
+Jinja2==2.11.3
 Mako==1.0.4
 Markdown==2.6.6
 MarkupSafe==0.23