diff --git a/requirements.txt b/requirements.txt
index 9cfaa90..d101c60 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ gunicorn==19.7.1
 idna==2.5
 import-string==0.1.0
 itsdangerous==0.24
-Jinja2==2.9.6
+Jinja2==2.11.3
 MarkupSafe==1.0
 packaging==16.8
 pyparsing==2.2.0