diff --git a/requirements.txt b/requirements.txt
index c99217d..fa0fd01 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ Flask==1.1.1
 Flask-Cors==3.0.8
 idna==2.9
 itsdangerous==1.1.0
-Jinja2==2.11.1
+Jinja2==2.11.3
 kiwisolver==1.1.0
 MarkupSafe==1.1.1
 psutil==5.7.0