diff --git a/requirements.txt b/requirements.txt
index df55b05..874ee4c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ Flask-Cors==3.0.6
 idna==2.7
 isodate==0.6.0
 itsdangerous==0.24
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.0
 requests==2.19.1
 six==1.11.0