diff --git a/bountytools_server/requirements.txt b/bountytools_server/requirements.txt
index 4f8e38c..7fda27f 100644
--- a/bountytools_server/requirements.txt
+++ b/bountytools_server/requirements.txt
@@ -4,7 +4,7 @@ click==6.7
 Flask==1.0.2
 idna==2.6
 itsdangerous==0.24
-Jinja2==2.10
+Jinja2==2.11.3
 jsonpickle==0.9.6
 MarkupSafe==1.0
 pkg-resources==0.0.0