diff --git a/requirements.txt b/requirements.txt
index 9ae8e85..71a70ee 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ dropbox==8.4.0
 Flask==0.12.2
 idna==2.6
 itsdangerous==0.24
-Jinja2==2.9.6
+Jinja2==2.11.3
 MarkupSafe==1.0
 requests==2.18.4
 six==1.11.0