diff --git a/src/requirements.txt b/src/requirements.txt
index 570d38a..d4f957a 100644
--- a/src/requirements.txt
+++ b/src/requirements.txt
@@ -9,7 +9,7 @@ graphql-core==2.3.2
 graphql-relay==2.0.1
 graphql-server-core==1.2.0
 itsdangerous==1.1.0
-Jinja2==2.11.2
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 mock==4.0.2
 pendulum==2.1.0