diff --git a/requirements.txt b/requirements.txt
index 37dcbfe..96d0bb6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ huey==2.2.0
 idna==2.9
 inflection==0.4.0
 itypes==1.1.0
-Jinja2==2.11.1
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 nose==1.3.7
 openapi-codec==1.3.2