diff --git a/requirements_dev.txt b/requirements_dev.txt
index 5cedda4cd..ef2cb245e 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -11,7 +11,7 @@ docutils==0.14
 fs==2.0.18
 idna==2.6
 imagesize==1.0.0
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.0
 numpy==1.14.1
 packaging==17.1