diff --git a/version_3/requirements.txt b/version_3/requirements.txt
index ccb6c29..edc6f88 100644
--- a/version_3/requirements.txt
+++ b/version_3/requirements.txt
@@ -24,7 +24,7 @@ httplib2==0.13.1
 idna==2.8
 inflection==0.3.1
 itsdangerous==0.24
-Jinja2==2.9.6
+Jinja2==2.11.3
 jsonschema==2.6.0
 jws==0.1.3
 kiwisolver==1.1.0