diff --git a/phenopipe-web/requirements.txt b/phenopipe-web/requirements.txt
index 9a5ed07..de99189 100644
--- a/phenopipe-web/requirements.txt
+++ b/phenopipe-web/requirements.txt
@@ -34,7 +34,7 @@ imagesize==0.7.1
 iso8601==0.1.11
 itsdangerous==0.24
 jdcal==1.3
-Jinja2==2.8
+Jinja2==2.11.3
 lxml==3.6.4
 Mako==1.0.6
 MarkupSafe==0.23