diff --git a/requirements.txt b/requirements.txt
index a8a5253..d86903e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ Flask-Login==0.4.1
 Flask-SQLAlchemy==2.4.1
 Flask-WTF==0.14.2
 itsdangerous==1.1.0
-Jinja2==2.10.3
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 pycparser==2.19
 six==1.12.0