diff --git a/requirements.txt b/requirements.txt
index cf672c2..33d2602 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ Flask-Script==2.0.5
 Frozen-Flask==0.15
 idna==2.5
 itsdangerous==0.24
-Jinja2==2.9.6
+Jinja2==2.11.3
 MarkupSafe==1.0
 nose==1.3.7
 requests==2.18.1