diff --git a/requirements.txt b/requirements.txt
index 240c3e8..f763551 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ flask-restful==0.3.7
 flask==1.0.2
 idna==2.8
 itsdangerous==1.1.0
-jinja2==2.10
+jinja2==2.11.3
 markupsafe==1.1.0
 pytz==2018.9
 requests==2.21.0