diff --git a/requirements.txt b/requirements.txt
index 330af46..e46367c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ coverage==4.4.2
 Flask==0.12.2
 idna==2.6
 itsdangerous==0.24
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.0
 nose2==0.7.3
 requests==2.18.4