diff --git a/requirements.txt b/requirements.txt
index 9e9947d..5d58200 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ funcsigs==1.0.0
 future==0.16.0
 idna==2.6
 imagesize==1.0.0
-Jinja2==2.10
+Jinja2==2.11.3
 macholib==1.9
 MarkupSafe==1.0
 mock==2.0.0