diff --git a/requirements.txt b/requirements.txt
index 85b3956..7390b5f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -51,7 +51,7 @@ html5lib==1.0b10
 httplib2==0.10.3
 icalendar==4.0.1
 idna==2.6
-Jinja2==2.10
+Jinja2==2.11.3
 jinja2-time==0.2.0
 kombu==4.1.0
 Markdown==2.6.11