diff --git a/requirements.txt b/requirements.txt
index b1eb909..4454a01 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ coveralls==1.1
 docopt==0.6.2
 Flask==1.0
 itsdangerous==0.24
-Jinja2==2.8
+Jinja2==2.11.3
 lazy-object-proxy==1.2.1
 MarkupSafe==0.23
 py==1.4.31