diff --git a/requirements.txt b/requirements.txt
index ab93e63..ecc417e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ geopy==1.14.0
 gunicorn==19.7.1
 idna==2.6
 itsdangerous==0.24
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.0
 numpy==1.14.3
 pandas==0.22.0