diff --git a/requirements.txt b/requirements.txt
index a2c19ad..6d4cd02 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -51,7 +51,7 @@ isodate==0.5.4
 itsdangerous==0.24
 jdcal==1.3
 jedi==0.10.2
-Jinja2==2.9.6
+Jinja2==2.11.3
 jinja2-time==0.2.0
 joblib==0.11
 jsonlines==1.2.0