diff --git a/requirements.txt b/requirements.txt
index 58a78dc..1287673 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,7 +17,7 @@ Flask-WTF==0.14.2
 idna==2.8
 inflection==0.3.1
 itsdangerous==1.1.0
-Jinja2==2.11.0
+Jinja2==2.11.3
 lazy-object-proxy==1.4.3
 Mako==1.1.1
 MarkupSafe==1.1.1