diff --git a/requirements.txt b/requirements.txt
index 5836e0d..deb1e82 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 Flask==0.12.3
 click==6.7
 itsdangerous==0.24
-Jinja2==2.9.6
+Jinja2==2.11.3
 MarkupSafe==1.0
 pytz==2017.2
 Werkzeug<0.13.0,>=0.12.0