diff --git a/bitmask/bitmask/requirements.txt b/bitmask/bitmask/requirements.txt
index 2958f4d..b1c2273 100644
--- a/bitmask/bitmask/requirements.txt
+++ b/bitmask/bitmask/requirements.txt
@@ -22,7 +22,7 @@ httplib2==0.9.2
 idna==2.7
 importlib-metadata==0.7
 itsdangerous==1.1.0
-Jinja2==2.10
+Jinja2==2.11.3
 jsonrpcclient==2.0.1
 jsonrpclib-pelix==0.3.2
 jsonrpcserver==3.1.1