diff --git a/requirements.txt b/requirements.txt
index ce64d09..e4812b3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ grpcio==1.18.0
 gunicorn==19.9.0
 h5py==2.9.0
 itsdangerous==1.1.0
-Jinja2==2.10
+Jinja2==2.11.3
 Keras==2.2.4
 Keras-Applications==1.0.7
 Keras-Preprocessing==1.0.9