diff --git a/requirements.txt b/requirements.txt
index 5a0992f..89030d9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ ForgeryPy==0.1
 greenlet==0.4.15
 idna==2.9
 itsdangerous==1.1.0
-Jinja2==2.11.1
+Jinja2==2.11.3
 Mako==1.1.2
 MarkupSafe==1.1.1
 marshmallow==3.5.1