diff --git a/requirements.txt b/requirements.txt
index 8a68414..e8fc31b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -21,7 +21,7 @@ hexbytes==0.2.1
 idna==2.10
 ipfshttpclient==0.6.0.post1
 itsdangerous==1.1.0
-Jinja2==2.11.2
+Jinja2==2.11.3
 jsonschema==3.2.0
 lru-dict==1.1.6
 MarkupSafe==1.1.1