diff --git a/requirements.txt b/requirements.txt
index dedf308..8bc9076 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ click==6.7
 Flask==0.12.2
 idna==2.6
 itsdangerous==0.24
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.0
 numpy==1.13.3
 pandas==0.21.1