diff --git a/server/requirements.txt b/server/requirements.txt
index cceea32..42b2664 100644
--- a/server/requirements.txt
+++ b/server/requirements.txt
@@ -18,7 +18,7 @@ ipython==6.2.1
 ipython-genutils==0.2.0
 itsdangerous==0.24
 jedi==0.11.1
-Jinja2==2.9.6
+Jinja2==2.11.3
 Mako==1.0.7
 MarkupSafe==1.0
 parso==0.1.1