diff --git a/requirements.txt b/requirements.txt
index cefdabc..3584001 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ flask-apispec==0.7.0
 future==0.16.0
 idna==2.6
 itsdangerous==0.24
-Jinja2==2.10
+Jinja2==2.11.3
 jsonpickle==1.0
 MarkupSafe==1.0
 marshmallow==2.16.3