diff --git a/requirements.txt b/requirements.txt
index d702010..fc822dd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 Chameleon==2.11
-Jinja2==2.6
+Jinja2==2.11.3
 Mako==0.7.3
 MarkupSafe==0.15
 PasteDeploy==1.5.0