diff --git a/requirements.txt b/requirements.txt
index 2e4e0d6..eb5ff10 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,7 +22,7 @@ html5lib==0.9999999
 idna==2.6
 itsdangerous==0.24
 jdcal==1.3
-Jinja2==2.10
+Jinja2==2.11.3
 linecache2==1.0.0
 lml==0.0.1
 Markdown==2.6.8