diff --git a/web/notes/requirements.txt b/web/notes/requirements.txt
index e1ac567..c898e7e 100644
--- a/web/notes/requirements.txt
+++ b/web/notes/requirements.txt
@@ -11,7 +11,7 @@ Flask-WTF==0.14.3
 gunicorn==20.0.4
 idna==2.9
 itsdangerous==1.1.0
-Jinja2==2.11.1
+Jinja2==2.11.3
 jsmin==2.2.2
 lesscpy==0.13.0
 markdown2==2.4.0