diff --git a/requirements.txt b/requirements.txt
index 4af5f86..d284467 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ Flask-SQLAlchemy==2.2
 Flask-WTF==0.14.2
 idna==2.5
 itsdangerous==0.24
-Jinja2==2.9.6
+Jinja2==2.11.3
 MarkupSafe==1.0
 py==1.4.34
 pytest==3.1.3