diff --git a/requirements.txt b/requirements.txt
index 29f42e2..a0faaad 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ chardet==3.0.4
 cryptography==2.8
 future==0.18.2
 idna==2.8
-Jinja2==2.10.3
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 peewee==3.11.2
 pycparser==2.19